Finger Exerciser Ball Hollow Soft Tipped Hand Strength Recovery Massage Ball For Finger Training7cm 2.8in

Feature: 1. Assist in recovery after injury. Reduce stress, restore sore muscles and increase flexibility, it trains the fingers, hands and wrist muscles. 2. Small size, exquisite workmanship, lightweight and portable, you can carry it with you to exercise anytime. 3. Office health products for keyboard workers can improve grip strength, hand endurance, flexibility, muscle tone. 4. Using these massage balls for exercise can reduce nodules and tightness, relieve muscle pain, and improve sports performance. 5. Easy to use, just lean against the floor, wall or table and use your own weight to release tight knots and tension. Specification: Item Type: Stab Ball Grip Ball Material: TPR Diameter: Approx. 6cm 2.4in, Approx. 7cm 2.8in Hardness: Hollow Soft Ball. Package List: 1 x Stab Ball Grip Ball