{"product_id":"jump99-ultra-strength-plyometric-training-shoes-boost-vertical-leap","title":"Jump99 Ultra Strength Plyometric Training Shoes - Boost Vertical Leap","description":"\u003cp\u003eIn this review of the Jump99 Ultra Strength Plyometric Training Shoes the bottom line is straightforward: these shoes are for athletes who want measurable gains in vertical jump and sprint power with minimal fuss. Built around a plyometric training concept and paired with a mobile app for guided workouts, the shoes promise a 5-10 in increase in vertical jump when used consistently. The reviewer found them most valuable for explosive sports training, delivering real improvements in calf definition and reactive strength while remaining comfortable for repeated sessions.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncrease Vertical Jump:\u003c\/strong\u003e Designed to add an estimated 5-10 in to vertical leap when combined with the prescribed plyometric program, helping athletes reach higher on the court or field.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Twitch Focus:\u003c\/strong\u003e Targets fast twitch muscle development so explosive movements like jumps and sprint starts become more powerful and responsive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved Speed:\u003c\/strong\u003e Training with the shoes can lower short sprint times by strengthening the specific muscles used in quick dashes and bursts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalf Definition:\u003c\/strong\u003e Regular use promotes increased calf mass and muscle definition, contributing to better stability and reactive strength.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize Range:\u003c\/strong\u003e Available in sizes from 5 to 13 for both kids and adults, offering a broad fit range for team and youth athletes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMobile App Guidance:\u003c\/strong\u003e Works with a free mobile app on the App Store and Google Play to select workouts and follow specific training programs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThese shoes are best for basketball, volleyball, sprint and track athletes who want a focused way to increase jump height and short-distance speed. Coaches and serious weekend competitors who follow structured plyometric programs will appreciate the targeted fast twitch development and the guided sessions in the mobile app.\u003c\/p\u003e\u003cp\u003eThey are less appropriate for casual walkers or runners seeking cushioned long-distance footwear, and anyone expecting an instant transformation without consistent training should look elsewhere. Also note the product ships without a printed manual, so users should rely on the app for instruction.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTargets fast twitch muscles to improve explosive power and vertical leap.\u003c\/li\u003e\n\u003cli\u003eNoticeable calf definition and increased reactive strength with regular use.\u003c\/li\u003e\n\u003cli\u003eComfortable fit across a wide size range suitable for kids and adults.\u003c\/li\u003e\n\u003cli\u003eIncludes mobile app workouts to guide specific plyometric training.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDoes not include a printed manual, so setup and use rely on the mobile app.\u003c\/li\u003e\n\u003cli\u003eBenefits require consistent training rather than one-off wear.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct name\u003c\/td\u003e\n\u003ctd\u003eJump99 Ultra Strength Plyometric Training Shoes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary benefit\u003c\/td\u003e\n\u003ctd\u003eIncrease vertical jump by 5-10 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTraining focus\u003c\/td\u003e\n\u003ctd\u003eFast twitch muscle development and plyometrics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded guidance\u003c\/td\u003e\n\u003ctd\u003eMobile app on App Store and Google Play\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize range\u003c\/td\u003e\n\u003ctd\u003eSizes 5 to 13 for kids and adults\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended sports\u003c\/td\u003e\n\u003ctd\u003eBasketball, volleyball, track, sprinting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Jump99 shoes are a smart choice for athletes committed to plyometric training who want measurable gains in vertical jump and short sprint speed. They deliver targeted fast twitch development, improved calf definition and good comfort across sizes, making them strong value when paired with consistent app-led workouts.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eDo these shoes instantly increase jump height?\u003c\/strong\u003e\u003cbr\u003eThey support a 5-10 in increase when used with the prescribed plyometric training over time; results require consistent practice.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs there guidance on how to train with them?\u003c\/strong\u003e\u003cbr\u003eYes, training programs and workouts are provided through the mobile app available on App Store and Google Play.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre they suitable for children?\u003c\/strong\u003e\u003cbr\u003eYes, they are offered in sizes from 5 to 13 to fit both kids and adults, but younger users should follow age-appropriate training plans.\u003c\/p\u003e","brand":"Jump99","offers":[{"title":"Default Title","offer_id":48616923529435,"sku":"B0BTFGYF58","price":169.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81zORI7RzjL._AC_SL1500_80e8e658-f1f9-489c-9467-4a54394898cc.jpg?v=1778513830","url":"https:\/\/gearmusthave.com\/products\/jump99-ultra-strength-plyometric-training-shoes-boost-vertical-leap","provider":"GearMustHave","version":"1.0","type":"link"}