This hand exercise ring is through building strength in the fingers, hands, wrist and forearms. Varied activities, including crushing, pinching and extensions, work to improve the dexterity of both the fingers and hands. Features -Color:Pink -Material:Silicone -Size:8.00X8.00X2.50cm/3.14X3.14X0.98in -This hand grip ring is silicone made, which is flexible and safe, you could keep it for a long time. -Our hand grip tool owns the , tear and break resistance ability. -Suitable for tennis player, mountain climber, rocks climber, musician, guitar player, violinist, etc. -This is a creative and generous product, with round appearance and practical design. -The hand grips exerciser is easy to use, you can just simply hold it firmly with your palm and fingers then release and, repeat this process, exercise at the place you like. Package list: 1 x Hand Strengthener