Rehabilitation DeviceIt is an auxiliary device for rehabilitating patients with hand muscles or soft tissue contours. The hand gripper can alleviate fatigue, strengthen the practitioner's muscles, promote blood circulation, maintain blood circulation to the joints, and prevent inflammation. Environmentally Friendly Thermoplastic Rubber MaterialThe handle uses thermo-plastic rubber material, which belongs to environmentally friendly rubber, it has good wear resistance, skid resistance, and shock absorption and will not hurt the hand. Adjustable Resistance Forearm GripDesigned with adjustable resistance from 11-132lbs, the hand grip strengthener is effective to develop dexterity of the fingers hands wrist, and forearm by increasing or decreasing the tension. Portable & ComfortableSet10*15 cm, 0.38 kg, easy to pop into your pocket or backpack, allow you to exercise your hand anywhere and anytime, whether at home, gym, office, or when you take a walk, watch TV, outdoor and travel. Perfect Exercise ToolThe Hand Strengthener Kit helps you strengthen and exercise your hands, fingers, and wrists. A good choice for athletes (climbing enthusiasts, fitness, tennis, baseball, boxing, tennis, golf, and shooting) and musicians (guitarists, bassists, pianists, and violinists). It can also be used for computer users. Feature: Get yourself a hand grip strengthener that hits all of the major finger, hand, and forearm muscles. Whether you're going through physical therapy, maximizing your gains, managing stress, or training proactively to relieve pain associated with aging, this hand strengthener is your all-in-one solution. grip trainer will become your new travel companion, desk fidgeter, or couch clutcher in no time. You can take this portable gripper anywhere. Specification: Material: PP+TPR Size: 10.5 * 15cm Color: Black/white/blue Package Included: 1 pcs x Grip Strength Trainer Notes: 1. Please allow 2-3 cm error due to manual measurement. Please make sure you do not mind before purchasing. 2. Colour may not appear as accurate as in real life due to variations between computer monitors.