Description: 【Suitable for Everyone】: The hand grip strengthener the forearm grip improving strength, power, and speed in the wrists, fingers, and forearms, it enhances the flexibility of fingers and wrists. 【Comfortable and Durable】: The wrists grip strength trainer is fit for small, and large hands, kids and teens but also ensures comfortable holding. The resistance of the hand grip strengthener is perfect for kids with different strengths. 【Adjustable】: This forearm exerciser comes equipped with an adjuster, which can be rotary adjusted from 5kg to 20kg easily; and equipped with a counter, easy to record your training goals. Anti slip silicone grip, soft and comfortable to grip. 【Compact and Portable】: Size: Spacing adjustable: 5cm-9.5cm/1.97inch-3.74inch, Height: 13.5cm/5.31inch, Easy to carry and use anywhere: at home, or travel. 【Great Gift】: This is a perfect gift choice for kids who is a sports, golf player, boxing, drummer, and much more. Specification: Material: PP, Steel Note: 5-20kg Resistance Adjustable, It can be used by adults and children, but the resistance value does not meet the requirements of adults. Size Chart: Spacing Adjustable: 5cm-9.5cm/1.97inch-3.74inch Height: 13.5cm/5.31inch Package Includes: 1 Hand Grip Strengthener Note: Please allow slightly errors due to manual measurement and different monitors.