Develops stronger and quicker fingers, hands, wrists and forearms for bat speed and fielding. Improves hand-eye coordination. Enhances agility, coordination and dexterity. Provides resistance training with constant force on the fingers, hands, wrist and forearm. 10-40% increase in strength. 5-20% increase in hand speed. Teaches better control and grip. Weights for back of hand and index finger included.

Four Mens Sizes (Length/Width): S (23.5 cm/11.5 cm) MED (24 cm/12 cm) LGE (24.5 cm/12.5 cm) XL (25 cm/13 cm)