Adjustable Hand Gripper Exerciser Forearm Strengthener Exercise Balls Set Resistance Range of 22lbs to 88lbs Great for Therapy Quickly Increase Wrist and Finger Strength Athletes Musicians Hand, Finger & Wrist Performance Training Set Includes Exercise Gripper & 2 Therapy Squeeze Balls Strengtheners Improve Hand & Finger Coordination & Control for Athletes, Guitarists, Pianists & More Ideal Exercise Set for Hand Injury Rehabilitation & Sufferers of Carpal Tunnel, Tendonitis & Arthritis Gripper Features 22-88lb. Adjustable Resistance for All Strength Levels; Includes Soft & Hard Exercise Balls Rapidly Improves Dexterity, Strength & Endurance for Sports; Relieves Stress, Pain, Numbness & Stiffness