Improve your grip strength and restore strength - the adjustable grip strengthener is ideal for strengthening your hands, forearms, wrists and fingers. Simple yet effective, it helps improve grip, reduce stress and increase endurance.ADJUSTABLE RESISTANCE AND PORTABLE FOR HOME GYM - The resistance is adjustable, you can adjust it from 10kg (22lbs) to 60kg (132lbs) to suit your needs. Exercise can be done at home or in the office in just 5-10 minutes a day. Great for athletes, musicians, climbers, tennis players and more.HIGH QUALITY & LONG DURABILITY - Our grip trainers are made from durable plastic and reinforced metal alloys, unlike our competitors, which break easily or are even made from inferior materials. Our products are durable and safe and will not hurt your hands and fingers, which will bring you an excellent user experience.Designed for all hand sizes and portable - whether used by women or men, children or adults, beginners or experienced, you can start grip training anytime, anywhere. Suitable for all ages and suitable for all hand sizes. The gripper is made of lightweight, high-quality material so you can easily put it in your bag and take it with you.Lifetime Warranty and Customer Service - If you have any questions, please feel free to contact me. We have a professional team to solve your problems 24 hours a day.