Our 4 level hand finger resistance bands are made of Premium 100% silicone rubber, BPA-free, non-toxic harmless silicone Strengthen your wrists, improve the dexterity of your fingers and increase the strength your hands can apply while reducing fatigue. Its rally value is from 6.6 to 11 lb. Help balance your grip muscles and your expanding muscles Our finger extensor exerciser has a small size and modern looking. You can use it while walking, traveling (car, airplane, bus), in office, school, watching TV or any place you want to exercise
Style:Hand Grip Strengthener No matter you're working or exercising, you are overusing your gripping muscles while under-using your expanding muscles. Expanding muscles are the muscles that open your hands. Lacking of training these muscles cause imbalances that hurt performance & can cause pain & injuries such as carpal tunnel syndrome and tennis elbow. Build Strength, designed to increase the strength of fingers, wrists and forearms. Improve strength for weak hands - Improves strength, prevents stiffness and relieves joint pain. Usage And Caution 1. It can be reused and easy to clean with water or soap. 2. Air dry naturally or by paper, not the sun. 3. In the process of use, if you have any questions you can contact us immediately. We will answer your questions in the first time.