Details: Develop hand strength, exercise grip strengthener is a good choice for rehabilitation patient, athletes and musicians. Excellent exercise equipment for men, women, seniors and teens, with soft and colorful grips. Lightweight and small, hand grip strengthener great to fit into your gym bag or handbag. Exercise your hands and forearm whether you are at work, gym or home. Yellow 20LB, meet your different choices of resistance levels. Description: Hand grip strengthener, also known as arm device, hand device, refers to the device, dynamometer. Small size and lightweight hand strengtheners, easy to carry, use without any restrictions, at any time to exercise your hand strength, relieve fatigue, the use of strong muscles, strong muscles, enhance blood circulation, long-term use, to prevent rheumatoid arthritis and other help. Grip strengthener is a must for small exercise equipment. Hand grip is a kind of exercise equipment, arm strength of small fitness equipment, a lot of men at home will have a basic grip, easy to practice anytime, anywhere.