1.finger grip exercise,grip exerciser 2.exercise every finger and palm 3.finger and hand grip exercise HAND GRIP EXERCISE'S ESSENTIALS FEATURES: 1,Strengthens each finger individually2,Available in 4 graduated resistance levels, finger power:5kg,10kg,15kg,25kg ect different power for various people, meet different requirement3,Ergonomically designed palm and finger grips4,Dramatically increases ...