Description Ergonomically solid aluminium rod hand gripper with cover design, used for hand strength, stamina, rehab and injury prevention. Perfect to increase massive forearm muscles, hand endurance and dexterity, provides resistance to help develop muscles in hands, arms, wrists, forearms, and fingers for increased strength. Features - Color: Random color. - Material: Aluminium. - Size: 13.4 x 10.4 x 2 cm. - It is the best and comfortable hand/finger strengthener training tool you need for gym workout / home exercise. - Up to resistance at 150lb; Compact design allows you carrying this hand exerciser where you go. - Exercise daily for an hour would greatly improve your hand, wrist and forearm strength and speed. - It fits all hand size for men and women, and providing a maximum comfort grip and anti-slipping. - Great for improving daily function, such as opening and closing jars, or rehabilitation after an injury. It is the best and comfortable hand/finger strengthener training tool you need for gym workout / home exercise. Up to resistance at 150lb; Compact design allows you carrying this hand exerciser where you go. Exercise daily for an hour would greatly improve your hand, wrist and forearm strength and speed. It fits all hand size for men and women, and providing a maximum comfort grip and anti-slipping. Great for improving daily function, such as opening and closing jars, or rehabilitation after an injury.