Product Description Size: Rallye: 7.5 * 4 * 1.3cm Color: green, blue, orange Material: silicone What's in packing: 1 piece of finger trainer (set of 6 pieces) 1. High quality design; for maximum performance Our exercise grip ring and finger resistance bands are made of high quality silicone. environmentally friendly, safe and durable, washable and longer, not easy to use. to tear up. Can be used frequently and feel & agrave; comfortable when exercising your hand. 2. Fitness and Sports Lovers Good complement to fitness equipment, ideal for rheumatoid arthritis, arthritis, carpal tunnel, tendonitis, tennis elbow , and this body extender. Handle are great toys for stress relieving. 3. Education and Prevention If you are in good shape or working with the computer, the muscles in your hands are accidentally strained or sprained. Then you need this workout kit to recover your hands and fingers. And this workout kit is perfect for improving finger and hand strength for athletes such as rock climbers, fitness, tennis, baseball, boxing, tennis, golf and golf. shooting and musicians such as guitarists, bassists, pianists, violinists, etc. 4. Ergonomic design for all hands The strength trainer is ergonomically shaped and fits well & agrave; all sizes of hands and & agrave; all ages, ideal for men, women, seniors and teens. Portable and lightweight, they are in any bag or bag. You can repeat it over and over again. at home, at work, while walking, in the car or anywhere & ugrave; and & agrave; any time! 5. Fitness and sports fans finger pulling and ring main have 3 levels. 3 kg / 30 lbs for recovery and beginners (for children and women and men), 4 kg / 40 lbs for relaxation and computer specialists (for women and men), 5 kg / 50 lbs for grip exercises and athletes (for men).