CHAMPRO Training Softballs, Set of 4 (Green/Yellow/Black/Blue, 12-Inch)

Champro Weighted Training SoftballsIncrease Strength, VelocityTraining with Champro weighted training softballs can improve velocity when playing with a regulation game ball. As with other types of weight training, a player can gradually increase the strength of his or her arm by training with progressively heavier balls.Champro Weighted Training Softballs feature: * Each set contains (1) 9 oz. (1) 10 oz. (1) 11 oz. (1) 12 oz. softballs * Leather cover * Size 12" softballs * Stripe pattern allows monitoring of pitch rotation * Training program included