1.exercise hand grip ,finger gripper 2.power grip,gym,health,training grip 3. ... lead timeup to request 1,Strengthens each finger individually2,Available in 4 graduated resistance levels, finger power:5kg,10kg,15kg,25kg ect ... people, meet different requirement3,Ergonomically designed palm and finger grips4,Dramatically increases hand, palm,finger,wrist and forearm strength5,Increase control, distance ...