Adjustable Hand Grip Trainer Hand Finger Carpal Expander Exercise Massage Ball

Versatile Use: Our massage ball is perfect for adults, children or the elderly, suitable for relieving muscle stress and hand fatigue, strengthening hand grip, etc. Relieve Tension: Forearms and relieve daily stress with simple exercises, it can be used for hand massage, soft texture, comfortable hand feel, and strong elasticity.

eBay