{"product_id":"manual-tennis-ball-pressure-maintainer","title":"Manual Tennis Ball Pressure Maintainer","description":"\u003ch2\u003eYou crack a fresh can of tennis balls, and by the third set they already sit flat and slow off the strings.\u003c\/h2\u003e\u003cp\u003eA tennis ball loses its bounce because the pressure inside it leaks away the moment the can is opened. This manual maintainer is a sealed tube that screws shut around your balls and lets you push that pressure back up by hand, so the ones waiting in your bag still feel fresh when you swap them onto the court.\u003c\/p\u003e\u003cp\u003eThe body is a two part ABS tube: a coloured barrel over a black threaded base marked with a green scale reading eight to fourteen. You drop up to three balls in, twist the barrel down onto the base, and the internal chamber tightens against the balls to hold a steady pressure. A small window beside the scale shows where the setting sits.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeeps the bounce\u003c\/strong\u003e Screws shut around your balls and holds them under pressure so they stay lively between matches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRevives tired balls\u003c\/strong\u003e Left pressurised over a few days, softened balls firm back up and snap off the strings again.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwist to pressurise\u003c\/strong\u003e A manual rotation on the base builds the pressure, so there is nothing to plug in, charge or pump.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGreen pressure scale\u003c\/strong\u003e Numbers from eight to fourteen and a side window let you read and repeat the same setting each time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHolds three balls\u003c\/strong\u003e One tube swallows a full standard can of three tennis or padel balls at once.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits tennis and padel\u003c\/strong\u003e Sized for both tennis and padel balls, so one tube covers either racquet sport.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e club players, coaches and padel regulars who go through cans of balls and want each one to last longer.\u003c\/p\u003e\u003ch3\u003eWhy It Works\u003c\/h3\u003e\u003cp\u003eBalls bounce because they are packed with air at higher pressure than the room around them. Storing them in a sealed chamber held at a matching pressure slows the leak that flattens them, and twisting the base raises that pressure back toward a factory can, which is what firms a softened ball up again.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQuick Product Facts:\u003c\/strong\u003e Material: ABS plastic; Size: 20 by 8.3 cm; Weight: 315 g; Capacity: three balls; Base scale: eight to fourteen with side window; Power: none, pure manual twist; Colours: black, red, green, blue, orange.\u003c\/p\u003e\u003ch3\u003eHow It Fits Your Routine\u003c\/h3\u003e\u003cp\u003eAfter a match, drop the balls you want to keep into the tube, twist the base up to your usual number on the green scale, and stand it in your kit bag. The next time you play, the balls that come out feel closer to a fresh can than to the dead ones at the bottom of the bag.\u003c\/p\u003e\u003cp\u003eKeep a set of old balls pressurised for a few days as a rescue run. The soft ones you were ready to bin often firm back up enough for practice and warm ups, which stretches every can further.\u003c\/p\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes it work for padel balls?\u003c\/strong\u003e Yes. The chamber is sized for tennis and padel balls, and holds three at a time.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan it bring old balls back?\u003c\/strong\u003e Partly. Balls that have only recently gone soft firm up well over a few days under pressure; long dead balls recover less.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes it need batteries?\u003c\/strong\u003e No. The pressure is built entirely by twisting the base, so there is nothing to charge or replace.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many balls does it hold?\u003c\/strong\u003e Three, the same count as a standard sealed can of tennis or padel balls.\u003c\/p\u003e\u003cdiv style=\"width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch;\"\u003e\u003ctable style=\"border-collapse: collapse; min-width: 480px; width: 100%; font-family: Arial, sans-serif; border: 1px solid #ddd;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"background-color: #f2f2f2; padding: 10px; border: 1px solid #ddd; text-align: left;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"background-color: #f2f2f2; padding: 10px; border: 1px solid #ddd; text-align: left;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fafafa;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fafafa;\"\u003eABS plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #ffffff;\"\u003eSize\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #ffffff;\"\u003e20 by 8.3 cm tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fafafa;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fafafa;\"\u003e315 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #ffffff;\"\u003eCapacity\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #ffffff;\"\u003eThree tennis or padel balls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fafafa;\"\u003eMechanism\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fafafa;\"\u003eManual twist base, air lock chamber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #ffffff;\"\u003ePressure scale\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #ffffff;\"\u003eGreen scale eight to fourteen with side window\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fafafa;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fafafa;\"\u003eNone, no batteries or charging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #ffffff;\"\u003eColours\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #ffffff;\"\u003eBlack, red, green, blue, orange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e","brand":"Moko Boutique","offers":[{"title":"Black","offer_id":42995302989918,"sku":"SU00359099-Black","price":30.99,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":42995303022686,"sku":"SU00359099-Red","price":30.99,"currency_code":"USD","in_stock":true},{"title":"Green","offer_id":42995303055454,"sku":"SU00359099-Green","price":30.99,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":42995303088222,"sku":"SU00359099-Blue","price":30.99,"currency_code":"USD","in_stock":true},{"title":"Orange","offer_id":42995303120990,"sku":"SU00359099-Orange","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0639\/7031\/2286\/files\/d7c7780d-eea6-4cae-80f2-24e4c0ec47d9.jpg?v=1783820712","url":"https:\/\/www.moko.boutique\/it\/products\/manual-tennis-ball-pressure-maintainer","provider":"Moko Boutique","version":"1.0","type":"link"}