JumpSoles Plyometric Jumping Shoe Trainers + Proprioceptors Hoopsking
Jumpsoles are the world's most popular way to jump higher and run faster. You gain 5-10 inches in vertical leap, and shave 0.2 sec off your 40 yd dash, guaranteed. Used by NBA, NFL, MLB, World Cup Soccer & Olympic athletes since 1994. Comes with the Power Plyometrics training manual.