Grip Strength Trainer 165lb Adjustable Hand Gripper Strengthener with 5 Heavy Duty Springs Forearm Strengthener Hand Strengthening Devices for Sports, School,Office And Home Use

Ergonomic design: This grip strength trainer device features an ergonomically designed handle wrapped in a layer of soft foam, ensuring comfort during prolonged use.
High-quality materials: The forearm strengthener is composed of 100% heavy metal and five reinforced steel springs, ensuring durability and resistance to wear and tear over extended periods of frequent use.
Adjustable resistance: The hand grip strengthener also offers adjustable resistance through its five steel springs, allowing users to customize the intensity of their training.This adaptability supports progressive and scientifically grounded exercise, making it particularly suitable for individuals recovering from hand or wrist injuries, as it aids in rehabilitation and enhances joint flexibility.