Hand Grip Strengthener Set - Hand Strengthener trainer adjustable Resistance 22-88LBs with 3 Therapy Squeeze Balls - Increase Hand Finger Wrist and Forearm Strength Easily - E-book Guidance included Adjustable Grip Strengthener - Fit all size ,both men and women. The resistance range of 22 to 88 pounds allows for lower-level workouts before gradually moving up to higher resistance levels. 3 Hand Therapy Balls - Hard & Soft. Relieve stress and muscle tension from computer work in daily exercise. Ideal For - Rock climbing, golf, tennis, bodybuilding, guitarists, drummers, pianists and many more. Improves strength, prevents stiffness and relieves joint pain. Exercise Booklet Included Injury Rehabilitation - Helps recover from hand injury, arthritis, tendonitis, carpal tunnel. 100% LIFETIME GUARANTEE: If you are not completely satisfied for whatever reason, simply email us and we will refund your purchase ! If breaks or is damaged we'll send you a new one