The Hand Renewal | Hand Exerciser Balls will help strengthen muscles, prevent stiffness in joints and/or muscles, increase flexibility, relieves joint pain and enhance circulation. The kit includes three balls of varying densities to help you to work through levels for strength building and improvement of joint stiffness. Working with these balls by following the various exercises provided you can rehabilitate fingers, wrists, and forearms.
The textured, silicone-like material, is easy to hold and manipulate as you squeeze, roll, and pinch during your exercises.
A lightweight, easy-to-travel item that can be used anywhere, whether at home or at the office.
The red ball is soft; the green is medium; and the blue is the firmest.