Daily strengthening based on spring resistance Strengthening device for effective strengthening of finger and wrist muscles. Possible use in the rehabilitation of the hand and fingers, also in the treatment of joint and muscle diseases by mechanical repetition of individual movements. It has a load control clamp function, which allows you to adjust the level of difficulty to individual needs and capabilities. The device is compact and light, so it is possible to take it with you wherever you want. EXERCISE WITH JOY! rubber handle, comfortable massage handle, load control in the range of 10-40 kilograms, simple and effective, for strengthening the forearms, hands and fingers. Handle length: approx. 9 cm. Total height of the clamp: approx. 15 cm. Package: 1 pc. Color: yellow/green