Harbinger Grip Strength System with Adjustable Resistance

4 - pinpoint Peanut - ergonomically-fitted pinpoint Peanut reaches trouble spots including feet, thoracic spine, rotator cuff and Achilles tendon. Ultra hard with small surface areas, the Peanut focuses pressure in specific areas to relieve acute pain. Exclusive online exercise videos and step-by-step Rolling Guide by leading fitness professional. Other cool stuff about the muscle recovery kit: resists sweat and easy to clean. Compact and highly portable with integrated travel bag. so it rolls with you at home, in the gym and wherever you go.