{"title":"Tennis Balls","description":"","products":[{"product_id":"wilson-triniti-tennis-balls","title":"Wilson Triniti Pro Tennis Balls","description":"\u003cp\u003e\u003cstrong\u003eWilson Triniti Tennis Balls\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Wilson Triniti Tennis Balls represent a fundamental rethinking of tennis ball technology — an eco-conscious, long-lasting ball built on Wilson's proprietary Triniti core technology that maintains consistent playability four times longer than pressurized alternatives, stores without a pressurized can, and produces significantly less waste per hour of tennis played. For players who want outstanding ball performance, reduced environmental footprint, and genuine cost savings over time, the Triniti represents the most meaningful tennis ball innovation in decades.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriniti Core Technology\u003c\/strong\u003e - Wilson's Triniti ball uses a proprietary solid foam core construction that maintains consistent bounce performance without the internal pressurization that conventional tennis balls depend on. Traditional pressurized balls lose a significant portion of their pressure within 2-3 weeks of opening — flattening, deadening, and delivering inconsistent bounce from that point forward. The Triniti core's solid construction doesn't lose pressure because it doesn't rely on it, maintaining consistent performance from first use through the end of the ball's useful life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4x Longer Playability\u003c\/strong\u003e - Wilson's testing demonstrates that Triniti balls maintain consistent playability approximately four times longer than conventional pressurized balls — providing significantly more quality playing time per ball investment before the performance characteristics drop to a level that warrants replacement. For frequent players and training programs, the extended playability means fewer ball purchases and more consistent performance across training sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Environmental Impact\u003c\/strong\u003e - Conventional tennis balls generate significant environmental waste — pressurized cans, rapid ball degradation, and billions of non-recyclable balls entering the waste stream annually. The Triniti system addresses this through longer ball life, a more sustainable tube packaging system, and reduced ball consumption per hour of play — a meaningful contribution to more sustainable tennis practice for environmentally conscious players and facilities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEco-Friendly Packaging\u003c\/strong\u003e - Triniti balls come in a recyclable cardboard tube rather than a pressurized metal can, significantly reducing packaging waste compared to conventional ball cans that combine metal, plastic, and rubber gasket materials into a complex, difficult-to-recycle container. The packaging improvement compounds the environmental benefit of the ball's own extended lifespan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent Bounce and Feel\u003c\/strong\u003e - Despite the unconventional core construction, Wilson engineers the Triniti to deliver bounce and feel characteristics that meet ITF standards — providing the consistent, predictable performance that proper tennis training and competitive play requires. Players transitioning from conventional balls typically adapt to the Triniti's feel within a single session.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTraining and Program Value\u003c\/strong\u003e - Tennis clubs, academies, and coaching programs that use high ball volumes find the Triniti's extended lifespan provides significant cost savings compared to conventional balls — fewer replacement purchases over the same playing period translates directly to operating cost reduction at facilities where ball procurement is a meaningful budget line item.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHard Court Performance\u003c\/strong\u003e - Wilson engineers Triniti balls for hard court use with appropriate felt construction and bounce characteristics, making them suitable for the full range of recreational, training, and competitive club play that hard court facilities accommodate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Wilson Triniti Tennis Balls are the forward-looking choice for environmentally conscious players, cost-efficiency-focused clubs and programs, and anyone who wants a genuinely innovative tennis ball that delivers four times the playability of conventional alternatives while meaningfully reducing the environmental footprint of their tennis practice.\u003c\/p\u003e","brand":"Wilson","offers":[{"title":"Can","offer_id":41916803547198,"sku":"WR8204701001-CAN","price":9.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0629\/3372\/9342\/files\/IMG-1756.webp?v=1761879939"},{"product_id":"wilson-us-open-extra-duty-tennis-balls","title":"Wilson US Open Extra Duty Tennis Balls","description":"\u003cp\u003e\u003cstrong\u003eWilson US Open Extra Duty Tennis Balls\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Wilson US Open Extra Duty Tennis Balls are the official balls of one of tennis's four Grand Slam championships — the same ball used by the world's top professionals under the lights of Arthur Ashe Stadium at Flushing Meadows. Available for recreational and competitive players at every level, the US Open Extra Duty brings the Grand Slam standard to your hard court matches and training sessions, delivering the consistent pressure, reliable felt durability, and predictable flight characteristics that hard court players at every level depend on for quality play.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOfficial US Open Tournament Ball\u003c\/strong\u003e - The Wilson US Open ball has served as the official Grand Slam standard for the US Open Tennis Championships, subjecting it to the most rigorous ball performance standards in professional tennis. Tournament-grade balls undergo testing for pressure consistency, bounce uniformity, and felt durability that exceeds the specifications of recreational tennis balls — standards that benefit recreational players who want the same consistent performance the professionals use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtra Duty Felt Construction\u003c\/strong\u003e - The \"Extra Duty\" designation indicates a heavier, more durable felt weave specifically engineered for hard court surfaces, which are more abrasive than clay or grass courts and wear through standard felt more rapidly. Extra duty felt provides significantly longer felt durability and consistent nap coverage on hard court surfaces — both important for consistent ball flight and bounce predictability across the full useful life of the ball.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Pressurized Core\u003c\/strong\u003e - The US Open's rubber core is pressurized to precise specifications that deliver the bounce height, rebound speed, and compression characteristics defined by the ITF tennis ball standards. Consistent internal pressure is the foundation of consistent ball performance — every ball in the can bounces reliably and responds predictably to the same shot input.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent Bounce and Flight\u003c\/strong\u003e - Wilson's manufacturing precision produces US Open balls with consistent bounce height (between 53\" and 58\" when dropped from 100\") and predictable flight characteristics that allow players to calibrate their shots, develop timing, and trust that the ball will respond reliably to their stroke mechanics rather than delivering erratic, inconsistent responses that disrupt skill development and match play quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eITF and USTA Approval\u003c\/strong\u003e - The US Open Extra Duty ball carries ITF (International Tennis Federation) and USTA approval for competitive play at all levels of organized tennis — from recreational club leagues through professional Grand Slam competition. Approved balls meet the regulatory specifications that organized competition requires, ensuring your practice and competitive balls are the same specification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHard Court Performance Optimization\u003c\/strong\u003e - Extra Duty balls are specifically engineered for hard court play — the abrasive court surfaces, characteristic bounce height, and ball speed profiles that hard court tennis generates. Players who compete and practice primarily on hard courts should use extra duty balls rather than regular duty (clay court) balls to get the performance characteristics and durability that hard court use demands.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Can Configuration\u003c\/strong\u003e - Available in the standard pressurized 3-ball can that maintains precise internal pressure from manufacturing through first opening, ensuring each ball delivers full tournament-grade performance when first put into play. The can's pressure seal is the freshness guarantee that every new can of Wilson US Open balls carries to your court.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Wilson US Open Extra Duty Tennis Balls are the hard court standard — Grand Slam-tested, ITF-approved, and engineered for the consistent performance, durable felt, and reliable bounce that serious hard court players at every level from recreational to competitive deserve in their training and match play balls.\u003c\/p\u003e","brand":"Wilson","offers":[{"title":"Can","offer_id":41916803579966,"sku":"WRT106200-CAN","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0629\/3372\/9342\/files\/93F3C19B-DA17-465C-BC0B-83CCEF9A8534.webp?v=1761879877"},{"product_id":"penn-qst-36-red-dot-training-tennis-balls","title":"Penn QST 36 Red Dot Training Tennis Balls","description":"\u003cp\u003e\u003cstrong\u003ePenn QST 36 Red Dot Training Tennis Balls\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePenn QST 36 Red Dot Training Tennis Balls are oversized, very low compression foam balls designed for the earliest stage of junior tennis development — the red stage, played on a 36-foot mini court with a lower net. The foam construction and oversized diameter create a ball that bounces slowly, stays low, and moves predictably enough for young children (typically ages 4-8) to track, position to, and strike with a full swing — a level of forgiveness that is simply not achievable with any felt ball at this age and skill level, regardless of compression. Used in the ITF and USTA's red stage of the progressive tennis pathway, QST 36 balls are the foundational equipment that introduces children to tennis movement, hand-eye coordination, and the fundamental concepts of hitting, positioning, and rallying on a size-appropriate court.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFoam Construction for Slowest-Stage Junior Development\u003c\/strong\u003e - The low-density foam core produces the slowest, most predictable bounce of any ball in the progressive tennis lineup — children who have never played tennis or any racket sport can make reliable contact, begin tracking the ball visually, and develop basic coordination patterns without the speed and unpredictability of any air-pressurized ball, foam or felt, creating an age-appropriate entry point to tennis for the youngest junior players.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOversized Diameter for Easier Contact\u003c\/strong\u003e - The larger ball diameter increases the effective contact area for beginner-level swings — children making off-center contact, using incorrect swing paths, or still developing hand-eye coordination are more likely to make some contact with an oversized ball than a standard diameter ball, which builds confidence and encourages continued play rather than repeated misses that discourage young children from continuing with the sport.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigned for 36-Foot Mini Court Play\u003c\/strong\u003e - The QST 36 designation indicates this ball is designed for use on the 36-foot red stage court — a scaled court with a lower net and shorter court length that allows young children to rally, serve, and play points within a space that their arm strength, court coverage speed, and movement capabilities can actually handle without the full 78-foot court overwhelming them physically.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Pressure Loss Over Time\u003c\/strong\u003e - Unlike air-pressurized felt balls that go flat within weeks, foam balls maintain their compression and performance characteristics indefinitely without losing pressure — they can be stored, reused across multiple seasons, and passed between programs without the constant expense of pressurized ball turnover that regular tennis ball programs require.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSTA and ITF Red Stage Standard\u003c\/strong\u003e - QST 36 balls meet the specifications for the USTA and ITF red stage of the progressive tennis curriculum, used in officially sanctioned junior development programs, recreational tennis programs, and school tennis initiatives worldwide — players and coaches using these balls are aligned with the global standard for entry-level junior tennis equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBulk Availability for Group Programs and Clinics\u003c\/strong\u003e - Available in bulk quantities appropriate for group clinics, school programs, and recreational tennis initiatives where large numbers of entry-level players need consistent equipment — the foam construction and indefinite shelf life make bulk purchasing a cost-effective, low-maintenance equipment strategy for facilities running high-volume junior beginner programs.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Penn","offers":[{"title":"Default Title","offer_id":41916803678270,"sku":"521915-CAN","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0629\/3372\/9342\/files\/56210.920.800.jpg?v=1759126907"},{"product_id":"penn-qst-60-orange-dot-stage-2-tennis-ball","title":"Penn QST 60 Orange Dot Stage 2 Tennis Ball","description":"\u003cp\u003e\u003cstrong\u003ePenn QST 60 Orange Dot Stage 2 Tennis Ball\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Penn QST 60 Orange Dot Stage 2 Tennis Ball is a low-compression felt ball designed for the orange stage of the progressive junior tennis pathway — played on a 60-foot intermediate court with a standard net height. The orange dot compression standard sits between the very slow foam red stage balls and the moderately compressed green dot stage 1 balls, creating a pace and bounce profile appropriate for juniors who have outgrown the 36-foot foam ball experience but are not yet ready for the full pace and spin of a standard green dot or regular yellow ball. Felt-covered with an air-pressurized core, QST 60 balls provide authentic tennis ball feel and real spin response that foam balls cannot deliver, bridging the transition from foam-assisted development to genuine tennis skill building.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e50% Low Compression for Stage 2 Pace Management\u003c\/strong\u003e - The orange dot compression standard is approximately 50% lower than a standard yellow adult ball — slower and lower-bouncing than green dot but faster and more athletic than the foam red stage ball, creating a pace window that allows orange stage juniors to move to proper court positions, set their feet, and execute mechanics-focused swings rather than simply reacting to speed they can't yet manage on a 60-foot court.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFelt-Covered for Real Tennis Ball Spin and Feel\u003c\/strong\u003e - The transition from foam to felt construction is one of the most important developmental milestones in the progressive tennis journey — felt balls generate real topspin and slice when struck correctly, respond to string bed friction the way actual tennis balls do, and provide the tactile feedback that develops genuine stroke sensitivity, all of which foam balls cannot replicate and which is critical for developing technique that will transfer to regular ball play.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSized for 60-Foot Intermediate Court Play\u003c\/strong\u003e - Designed for the 60-foot orange court — the intermediate court between the 36-foot red mini court and the full 78-foot court — where juniors develop full court positioning awareness, serve mechanics, net approaches, and rally patterns within a court space their physical capabilities can reasonably cover with appropriate court speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir-Pressurized Core for Consistent Bounce\u003c\/strong\u003e - The pressurized core provides consistent, predictable bounce response that coaches and players can rely on for consistent rally quality and drill execution — important for building stroke repeatability, since inconsistent ball bounce introduces variability that makes it impossible to isolate and correct stroke mechanics during technical practice.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSTA and ITF Orange Stage Standard\u003c\/strong\u003e - Meets the specifications for the USTA and ITF orange stage of the progressive curriculum, used in officially sanctioned programs, USTA junior tournaments at the orange stage level, and junior development academies running aligned progressive programs — juniors using these balls in practice are on the same equipment they will encounter at organized orange stage competitive events.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNatural Step Between Red Foam and Green Dot\u003c\/strong\u003e - The QST 60 occupies the critical developmental middle ground between entry-level foam play and the near-standard-ball pace of green dot competition — juniors who skip this stage and move directly from foam to green dot often struggle with the pace jump, and those who use the orange stage appropriately arrive at green dot with a more complete technical foundation and better ball-tracking instincts.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Penn","offers":[{"title":"Can","offer_id":41916803711038,"sku":"391692-CAN","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0629\/3372\/9342\/files\/243E2FFC-1480-427B-AB30-6C25187EA13E.png?v=1763068583"},{"product_id":"penn-control-plus-green-dot-3-ball-can-tennis-balls","title":"Penn Control Plus Green Dot Tennis Ball","description":"\u003cp\u003e\u003cstrong\u003ePenn Control Plus Green Dot Tennis Balls\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePenn Control Plus Green Dot Tennis Balls are low-compression Stage 1 balls designed for junior players transitioning from shorter court formats to the full 78-foot court with standard equipment. The green dot designation indicates approximately 25% lower compression than a standard adult yellow ball — enough to slow the ball down and reduce bounce height so developing players can rally consistently and build proper swing mechanics on a full-size court without being overwhelmed by the pace and bounce height of a regular ball. Used in the ITF and USTA's progressive tennis curriculum for players in the 8-10 age range, or for older beginners who need a gentler entry point to full-court tennis, Control Plus balls give players more time to position correctly, take a full swing, and develop technique before graduating to the full-speed regular ball.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e25% Low Compression for Slowed Pace and Controlled Bounce\u003c\/strong\u003e - The green dot compression standard reduces ball pace by approximately 25% compared to a standard yellow ball, lowering the bounce height and giving developing players significantly more reaction time and court positioning time per rally — the difference is meaningful enough to allow juniors who struggle to rally consistently with regular balls to maintain extended rallies and actually develop stroke mechanics rather than just reacting to pace they cannot yet handle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Felt Construction for Authentic Ball Feel\u003c\/strong\u003e - Unlike the foam balls used in earlier progression stages, Penn Control Plus green dot balls are full felt-covered balls with an air-pressurized core — they feel like real tennis balls, bounce and spin like real tennis balls, and respond authentically to topspin, slice, and flat strokes, which is important for building genuine technique that translates directly to regular ball play rather than habits formed hitting foam.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 78-Foot Full Court Appropriate\u003c\/strong\u003e - The green dot ball is specifically designed for use on the full-size court (as opposed to the 60-foot orange court or 36-foot red court of earlier progressive stages), meaning juniors are developing court awareness, footwork patterns, and positioning on the same surface dimensions they will use throughout their entire tennis career from this stage forward.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eITF and USTA Progressive Tennis Standard\u003c\/strong\u003e - The green dot low-compression standard is part of the official ITF and USTA progressive tennis pathway — coaches and academy programs running sanctioned junior development programs use these balls as part of the curriculum, so players using green dot balls in clinics and group lessons will be on the same equipment their peers and coaches are working with in formal progressive tennis programs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilds Technique Before Regular Ball Transition\u003c\/strong\u003e - The additional time and reduced pace that green dot balls provide is specifically designed to give juniors the opportunity to develop proper technique — footwork, unit turn, swing path, contact point, follow-through — at a pace they can manage, rather than rushing mechanically sound technique development by graduating to regular balls before the player's motor skills can handle the pace.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold in 3-Ball Cans for Court Use and Coaching\u003c\/strong\u003e - Packaged in standard 3-ball pressurized cans consistent with regular tennis ball packaging, making these balls easy to integrate into lesson plans, group clinics, and junior programs alongside regular ball cans — coaches running mixed-level junior programs can easily identify and manage their green dot supply alongside their regular ball supply without special storage or labeling.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Penn","offers":[{"title":"Can","offer_id":41916803743806,"sku":"93819-CAN","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0629\/3372\/9342\/files\/29485-DEFAULT-L.webp?v=1761429108"},{"product_id":"babolat-red-foam-balls-x3-tennis-balls","title":"Babolat Red Foam Tennis Balls x3","description":"\u003cp\u003e\u003cstrong\u003eBabolat Red Foam Tennis Balls x3\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBabolat Red Foam Tennis Balls are the softest, slowest, most beginner-appropriate ball format in the ITF's progressive 10 and Under Tennis system — ultra-soft foam balls designed for the youngest beginning tennis players (typically ages 4 to 6) learning to rally, hit, and enjoy the sport on mini courts in the red ball introductory format. Three balls in a set provide enough for typical introductory lesson and practice formats, and Babolat's foam ball construction delivers the safety, bounce predictability, and easy-contact characteristics that make early tennis learning achievable and enjoyable for very young children.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Soft Foam Construction for Safety and Confidence\u003c\/strong\u003e - Red foam balls are made from compressed foam material rather than the pressurized rubber-and-felt construction of standard tennis balls — foam is significantly softer, safer, and more forgiving on contact than any pressurized ball. For young children still developing body control and coordination, a soft foam ball creates no safety concern from face contact, body contact, or errant shots, and the ball's low mass and slow speed give very young players all the time they need to prepare for a shot and swing through it successfully.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eITF 10 and Under Tennis Red Stage Compatibility\u003c\/strong\u003e - Babolat Red Foam Balls are designed for use in the ITF's Red Stage of 10 and Under Tennis — the introductory format using mini courts (approximately 11 meters long), red balls, and child-sized 17\"–21\" racquets. The Red Stage is the first step in the ITF's progressive development pathway that guides young players from foam ball mini-court play through green-dot standard court play as their coordination and technique develop. Using the correct ball format for the age group is essential for proper development.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow Speed for Beginning Coordination Development\u003c\/strong\u003e - Foam balls travel significantly more slowly through the air than standard tennis balls, giving 4-to-6-year-olds with developing eye-hand coordination enough time between seeing the ball and swinging the racquet to actually make contact consistently. Consistency of contact is the foundational prerequisite for all subsequent tennis development — children who can't make contact due to ball speed that exceeds their reaction time develop frustration and lose interest, while those who make contact regularly build the confidence and enthusiasm that sustains their development through the years ahead.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree-Pack Practice Quantity\u003c\/strong\u003e - Three foam balls provide enough for typical introductory lesson formats — feeding multiple balls during warm-up, playing basic cooperative rallies, and doing simple directional exercises on mini courts. The three-pack quantity is standard for foam ball use, as foam balls are used individually on mini courts rather than in the multiple-ball formats typical of standard tennis practice. The Babolat three-pack is the correct quantity for a single lesson set or informal practice session for one young beginner.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBabolat Red Foam Tennis Balls x3 are the appropriate ball for children aged 4–6 beginning tennis in the ITF Red Stage mini-court format — ultra-soft, beginner-safe, slow-moving foam balls that make early contact consistency achievable and early tennis learning genuinely enjoyable.\u003c\/p\u003e","brand":"Babolat","offers":[{"title":"Default Title","offer_id":41966118043710,"sku":"3324922163177","price":12.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0629\/3372\/9342\/files\/501109-Red_Foam_x3-113-1-Pack_Recto.png?v=1762981611"},{"product_id":"pro-penn-marathon-extra-duty-tennis-balls-copy","title":"Pro Penn PLUS Marathon Extra Duty Tennis Balls","description":"\u003cp\u003e\u003cstrong\u003ePro Penn PLUS Marathon Extra Duty Tennis Balls\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePro Penn PLUS Marathon Extra Duty Tennis Balls are Penn's flagship premium ball — the longest-lasting, most consistent ball in Penn's lineup and the choice for competitive players and serious clubs who demand both performance quality and meaningful durability across extended play. The Extra Duty designation indicates a thicker, more durable felt construction designed for hard courts, where the abrasive surface accelerates felt wear and requires a heavier felt spec than regular duty balls to maintain performance consistency across multiple sets. LongPlay felt, a proprietary felt formulation from Penn, is designed to resist the matting and flattening that causes regular tennis balls to lose their bounce and feel prematurely — and Encore Technology reinforces the core to reduce the rate of air pressure loss over time, extending the usable life of each ball well beyond what standard construction balls provide.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtra Duty Heavy Felt for Hard Court Durability\u003c\/strong\u003e - The thicker extra duty felt spec is engineered specifically for the abrasive surface contact that hard courts impose on every bounce — hard court texture shreds through standard regular duty felt significantly faster than clay or grass, and the extra duty construction resists that abrasion long enough to maintain consistent bounce height, ball speed, and feel across extended sets rather than going dead after a single hard match.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLongPlay Felt Technology for Extended Performance Life\u003c\/strong\u003e - Penn's proprietary LongPlay felt is formulated to resist the compaction and fiber matting that causes standard felt to lose its texture and performance properties after repeated impacts — maintaining a more consistent surface across the life of the ball so the 40th point of a set feels closer to the first than it does with standard felt balls that degrade noticeably after the first few games.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEncore Technology for Air Pressure Retention\u003c\/strong\u003e - The core construction includes Penn's Encore Technology, which reinforces the core to slow the rate of air pressure loss over time — the primary mechanism that causes tennis balls to go flat between playing sessions or over multiple days of storage, and a meaningful differentiator for clubs and players who use balls across multiple sessions rather than opening fresh cans every time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent Feel for Competitive Match Play\u003c\/strong\u003e - Designed for players who need predictable, consistent ball performance through an entire match — pro-level practice sessions, competitive club league matches, and tournament play where ball quality directly impacts the quality of the session and inconsistent bounce from dead balls degrades both rally quality and the ability to practice target strokes reliably.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe Premium Penn Option for Clubs and Hard Court Facilities\u003c\/strong\u003e - The Marathon Extra Duty is the appropriate Penn ball for hard court clubs and facilities that prioritize ball quality and want a longer replacement cycle than standard balls provide — the LongPlay felt and Encore core reduce the frequency of ball replacement compared to economy balls while still meeting the performance expectations of competitive adult players and their coaches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable in Single Cans and Multi-Can Packs\u003c\/strong\u003e - Sold in standard 3-ball pressurized cans and in multi-can bulk configurations for clubs and facilities purchasing in volume — the pressurized can packaging maintains optimal core pressure from storage through first use, ensuring that the first ball out of a fresh can performs at full specification rather than carrying pressure loss from extended storage.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Penn","offers":[{"title":"Can","offer_id":43161958711358,"sku":"58711358","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0629\/3372\/9342\/files\/pro-penn-plus-marathon-extra-duty-tennis-balls_1.webp?v=1791567018"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0629\/3372\/9342\/collections\/353989.920.800.jpg?v=1761176428","url":"https:\/\/busterpro.com\/collections\/balls.oembed","provider":"BusterPro","version":"1.0","type":"link"}