1711 Blk/Yllw 4 Bands
New SKLZ HOPZ Vertical Jump Trainer strengthen jumping muscles
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Strap on to build explosive leg power and strengthen jumping muscles Move resistance cables on belt to target specific muscles Change resistance cable quickly with patented Slide-Lock on belt and ankle straps Adjustable belt with side padding fits better and helps with proper cable placement Durable cables and ankle straps with built-in shoe harness keeps straps in place
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