Free Control & Easy to AdjustOur grip strength trainers feature adjustable grip spacing and weights to meet the needs of a variety of users. You can adjust the hand grip pitch to suit your individual hand size, no longer limited to the fixed grip size of a standard grip machine, and choose from a range of resistance to suit your training intensity. Whether you're looking to increase muscle strength or improve hand dexterity, this grip machine will meet your goals. Scientific Force & Safe and Non-SlipCompared to the traditional V grip, our ergonomic design of the hand gripper helps the user to apply the correct amount of force, reduces the pressure on the little finger and works each finger in a balanced way, working the muscle groups of the forearm, wrist and fingers more effectively.The forearm strengthener is equipped with non-slip rubber to reduce the risk of slipping or falling off, while reducing hand fatigue and improving comfort. Double Spring Assisted & Accurate CountingOur hand grip strengthener are designed with dual high-performance springs to provide a greater range of resistance and ensure product longevity and durability. In addition, the hand strengthening devices is equipped with a counter to record the number of reps for each workout. This is great for tracking progress and setting goals. Convenience & Efficacy Rolled into One - Our hand grip strengthener is portable and easy to carry, allowing you to take it with you wherever you go. Whether you're traveling or simply on the move, you can still get in your hand and wrist exercises. Moreover, this hand strengthener grip is excellent for building hand strength and grip for sports, rehabilitation, or everyday use, helping you enhance your overall hand health and performance. Multi-Purpose & Meet Various NeedsIn addition to being used for grip strength training, this gripster is also multi-functional. It is suitable for hand rehabilitation training and is an ideal rehabilitation exercise tool for patients recovering from arthritis, tendonitis, carpal tunnel, hand injuries and tendon surgeries, meeting a wide range of fitness needs for different users. It can be used as a window breaker when necessary.