Description This hand enhancer can increase the strength of fingers, wrists, elbows and forearms. It increases flexibility and helps relieve stress. A variety of weight options: 5kg, 10kg, 15kg, 15kg, suitable for all kinds of people, beautiful, lightweight and easy to carry. The full resistance tool provides maximum flexion for the chest, shoulders and arms, chest exerciser, chest and arm constructor. Quiet tool for exercising without disturbing others, best weight training fitness equipment. Ergonomic product design, soft grip shoulder-density foam cover to make you fell more comfortable when used. Light and easy to carry, which is suitable for home, office, office, gym or outdoor exercise to use. Material: Shell ABS, foam, spring steel inner core Size: about 41 x 22 x 3.5cm Weight: 1 kg Handle load: 5kg /10kg /15kg/ 20kg Package includes: 1 x Hand Gripper Training Equipment