{"product_id":"penn-pro-marathon-high-altitude-tennis-balls-3-balls","title":"Penn Pro Marathon High Altitude Tennis Balls - 3 Balls","description":"\u003cp data-start=\"0\" data-end=\"79\"\u003e\u003cstrong data-start=\"0\" data-end=\"79\"\u003eMost balls lose control when the air gets thin. That is where matches slip.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"81\" data-end=\"143\"\u003eThis is for players who expect precision to hold at elevation.\u003c\/p\u003e\n\u003cp data-start=\"145\" data-end=\"276\"\u003e\u003cstrong data-start=\"145\" data-end=\"161\"\u003ePerformance:\u003c\/strong\u003e You drive through the ball and it stays in your window. No overhit, no adjustment, just clean, controlled strikes.\u003c\/p\u003e\n\u003cp data-start=\"278\" data-end=\"399\"\u003e\u003cstrong data-start=\"278\" data-end=\"294\"\u003eConsistency:\u003c\/strong\u003e The bounce stays true despite altitude. You settle into rallies without second-guessing timing or depth.\u003c\/p\u003e\n\u003cp data-start=\"401\" data-end=\"510\"\u003e\u003cstrong data-start=\"401\" data-end=\"416\"\u003eDurability:\u003c\/strong\u003e Hard courts, long sets, repeated impact. It holds structure so your level does not drop late.\u003c\/p\u003e\n\u003cp data-start=\"512\" data-end=\"616\"\u003e\u003cstrong data-start=\"512\" data-end=\"527\"\u003eVisibility:\u003c\/strong\u003e You track it early against bright skies. Your reaction stays sharp when points speed up.\u003c\/p\u003e\n\u003cp data-start=\"618\" data-end=\"724\"\u003e\u003cstrong data-start=\"618\" data-end=\"631\"\u003eIdentity:\u003c\/strong\u003e Built for players who prepare for real conditions. The ones who show up ready, not reactive.\u003c\/p\u003e\n\u003cp data-start=\"726\" data-end=\"793\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"726\" data-end=\"793\" data-is-last-node=\"\"\u003eIf altitude changes your game, your preparation was not enough.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Penn","offers":[{"title":"Default Title","offer_id":51077398167867,"sku":"522402_1","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0121\/1475\/5646\/files\/41cAq89OY6L._AC_SX466_c4c48871-4137-4bfb-9e82-6a999f21db1f.jpg?v=1774722244","url":"https:\/\/greatcallathletics.com\/products\/penn-pro-marathon-high-altitude-tennis-balls-3-balls","provider":"Great Call Athletics","version":"1.0","type":"link"}