Hand Grip Strength Ball, Finger Wrist Flexibility Exerciser Grip Ball, Muscles and Hand Strengthener Exercise for 4 Fingers, Finger Physical Training Tool
【HIGH QUALITY】The Exerciser Grip Ball is made of high-quality TDR material, not easy to deform, not harmless to the body, has tactile massage, has no odor, and leaves no residue.
【FUNCTION】Hand Grip Strengthening balls enhance the strength and flexibility of hands and fingers.
【PERFECT DESIGN】Hand Grip Strengthening Exercise ball for 4 Fingers, fixed more firmly. The size suits most people, especially Athletes and musicians.
【EASY to CARRY】Finger Strengthener Balls are lightweight and you can bring them wherever you want in your bags, suitable for many occasions, such as school, home, office, and so on.
【GOOD GIFT】It is also great for targeting muscles in adults' hands and fingers. Help prevent tension, and increase limberness.