Description: High Quality silicone Material, strenghten your muscle. Great for daily exercise, improves strength, prevents stiffness and relieves joint pain. Also for stress release, Fit for men and women. Travel size for using anywhere. Anti slip finger ring desing. Helpful for increasing fingers and hands strength for musicians like guitar, violin, rock climbing, tennis, bodybuilding, golf etc Material: Silicone Size: approx. 10.5x10cm/ 4.2x4 inch Color: Green Hardness: 20LB Package Includes: 1x Grip Ball
