SKLZ Throwing Plyo Balls for Pitching Training Sleet White Foam insulation keeps drinks at

Foam insulation keeps drinks at their ideal temperature

vertical-align:top} Size Chest Size (in) Chest Size (cm) Small 33" to 35" 83

Features Helps to increase testosterone

Rimane flessibile anche a temperature gelide

SKLZ Throwing Plyo Balls for Pitching Training Sleet White Foam insulation keeps drinks atBuilt with 5 different weight options, the SKLZ Throwing Plyo Balls help improve pitching mechanics and arm strength. The various ball weights range from 3. 5 ounces to 20 ounces for overload and underload training. Use the lighter weights to develop the muscle memory needed between the brain and the body to develop fast twitch muscles. Train with the heavier weights to increase overall velocity and stamina. This set is designed for versatile training