- High quality hand trainer with durable construction for reliable performance. - Ergonomically designed to fit small to large hand sizes, suitable for men, women, seniors and teenagers. - Built for athletes and sports enthusiasts who want to increase hand, wrist, forearm and finger strength for activities such as climbing, shooting, bodybuilding, golf, tennis, and more. - Easily adjustable dial with a wide tension spectrum, making the hand trainer a practical choice for people with arthritis and rheumatoid arthritis. Key attributes - Function: strengthens hand, wrist, forearm and fingers; adjustable tension supports progressive training. - Compatibility and size: accommodates a wide range of hand sizes from small to large. - Usability: simple dial adjustment enables quick changes in resistance. - Accessibility: suitable for users with arthritis or rheumatoid arthritis due to adjustable tension. Usage scenarios - Climbing and grip training: improve grip strength, finger control and endurance for better holds. - Sports performance: enhance grip and overall hand strength for golf, tennis, shooting, and bodybuilding. - Rehabilitation and daily training: adjust tension to match comfort and progression for arthritis or rheumatoid arthritis users.