{"product_id":"pro-penn-marathon-extra-duty-4-pack-tennis-ball","title":"Pro Penn Marathon+ Extra Duty 4 Pack Tennis Ball","description":"\u003cp data-pm-slice=\"1 3 []\"\u003eThe Pro Penn Marathon+ XD is designed for exceptional durability and consistent performance on hard courts. Ideal for competitive matches and intense training, it delivers a reliable bounce and long-lasting playability.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrueBounce:\u003c\/strong\u003e Advanced natural-rubber compound for reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEncore+:\u003c\/strong\u003e Enhances core durability to maintain consistent bounce and feel longer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLongplay+:\u003c\/strong\u003e Durable woven felt resists wear for extended play.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Optik 360:\u003c\/strong\u003e Bright, highly visible felt helps players track the ball more easily.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSustainable Can:\u003c\/strong\u003e Recyclable design with BioForge organic additive for accelerated biodegradation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtra Duty Felt:\u003c\/strong\u003e Designed for durability on hard courts.\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4-tube pack\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e3 balls per can\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Head","offers":[{"title":"Default Title","offer_id":49284018045150,"sku":"BLPP4PKPLUS","price":26.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2699\/5810\/files\/Screenshot2026-10-24170124.png?v=1792886745","url":"https:\/\/topspin-tennis-store.myshopify.com\/products\/pro-penn-marathon-extra-duty-4-pack-tennis-ball","provider":"TopSpin Tennis Shop","version":"1.0","type":"link"}