Color: Yellow, Blue, Red, BlackGripmaster is an effective way to build and maintain strong hands due to its unique ability to isolate each finger therefore increasing strength, control, endurance and coordination in fingers, hand and forearm. Yellow: Extra Light tension (3lbs. per finger for light resistance) Blue: Light tension (5lbs. per finger for average hands) Red: Medium tension (7lbs. per finger for above average hands) Black: Heavy tension (9lbs. per finger for strong hands)

Keywords: Gripmaster, Hand Exerciser, Training Aids, Racquets Sports Accessories, FR