Rehabilitation and Prevention: Do you suffer from carpal tunnel, tendinitis, arthritis or tennis elbow? Daily use with our finger strengthener can help restore hand injuries, relieve hand stiffness, enhance finger strength, and improve finger flexibility. Great for preventing hand fatigue, arthritis, strain, and early signs of carpal tunnel.<br> Three Resistance Levels: 3kg/6.6lb (green), 4kg/8.8lb (blue), 5kg/11lb (orange). And the finger strengthening exercise works out for all fitness levels, from beginner to advanced, in-home or gym, allowing you to gradually increase the difficulty of your each training as your strength improves.<br> Ergonomic Design: The finger strengthener is ergonomically designed and upgraded - the thumb hole expanded to 0.9 and the other 4 holes to 0.7, fits well for all hand sizes, fit for men, women, seniors, and teens. Due to its small and durable size, you can easily bring and use it anywhere.<br> Top Quality: Hand grip strengthener made of Made of 100% high-quality silicone,washable, they are strong and durable. You will get lasting training from our finger resistance bands and they will not easy to tear even after long or intensive use.<br> Multipurpose: The finger strengthener is perfect for improving strength, power and speed in the wrists, fingers, and forearms. It is not only the best choice for rock climbers, tennis players, athletes and musicians to enhance the flexibility of their fingers and wrists, but also very suitable for help the injured do rehabilitation training, divert attention to change some bad habits and relief stress.