Comfortable and durable The handle is ergonomically designed and wrapped in a soft material. to make your training more comfortable and safer. ADJUSTABLE Resistance Depending on your training needs, you can adjust the grip strength in the range of 5-60 kg (11-110 lbs). which is very suitable for both men and women. you want to practice your grip strength. PROTABLE DESIGN The AIXPI hand trainer is made of lightweight and high-quality materials and is 4.3*5.8 inches in size. which is very good for running. So you can start grip training anytime, anywhere. The finger trainer is ideal for improving strength. Power and speed at your wrists. fingers and forearms. It is not only the best choice for climbers. tennis player. athletes and musicians. to improve the flexibility of the fingers and wrists. but also very suitable for humans. those with arthritis. tendonitis. Carpal tunnel syndrome. Wrist fractures and recovery period after tendon surgery. HIGH QUALITY Grip strength trainer made of durable plastic and reinforced metal alloys of high quality and durability.