Adjustable Resistance & Portable Personal Home Gym- According to your own needs, the grip strength can be adjusted from 5kg to 60kg (11 to 120lbs), perfect for men and women who want to exercise their grip strength. It can be done at home or For office use, just 5-10 minutes a day. Ideal for athletes, musicians, climbers, tennis players and more. Portable Design for All Hands- Our grip strengthener is ergonomically designed and non-slip to prevent hand injuries and discomfort. Made of lightweight material so you can take it with you and use it anywhere. Suitable for all ages, suitable for all hand sizes, also perfect for professionals or beginners. Easy to clean and store in your pocket. Counter-The forearm manual training is automatically counted, and the bottom of the trainer is equipped with a mechanical counter, which can clearly record the number of times your hand has been strengthened and arrange your exercise plan reasonably. Multiple Uses- The hand grip strengthener forearm grips are great for improving strength, power and speed in your wrists, fingers and forearms. Not only is it the best choice for rock climbers, tennis players, athletes and musicians to increase finger and wrist flexibility, but it is also ideal for those recovering from arthritis, tendonitis, carpal tunnel, wrist fractures and tendon surgery.