Hand Grip Exerciser Strengthener,Four Finger Exerciser Ball and Hand Exercisers for Strength,Squeeze Ball

It is a grip strength trainer for adults, a physical therapy ball for hand spasm, arthritis, and stroke, a stress ball for mobile phone .^
The football shape with four finger holes is more in line with the hand engineering design, easy to hold, the hole diameter is 0.9in, suitable for the finger exerciser of most adults.^
Strictly selected TPR silicone material, use at ease,Odorless, no easy to break.^
Size 4.7*3.9in, grip strength easy to carry, easy to use, and can be used at any time.^
Beautifully gift, it is your first choice gift for friends and relatives.