Batter Up Ind PD-900-SS Power Drive Stride Strap, Batter Up Ind, Mfr#: PD-900-SS

Features Remember, there is NO substitute for developing Proper mechanics in any part of your game Builds and strengthens your rotation flexor muscles in your upper legs and butt Which makes you stay Centered and gives you more Power out of your lower half Actually used by major league players Specifications Weight: 1 lbs