Prohands For Hitting Pro Hand Exerciser with 21-Minute DVD Featuring David Magadan (Light Tension, 5-Pounds per Finger) by Prohands by Gripmaster

描述

Build strong hands, wrists & forearms for great hitting, Used by professional baseball players, Patented hand exerciser strengthens each finger individually, Get valuable hitting tips from a major league baseball player & world series champions hitting coach, Recommended for ages 16 and older