Main components are cooler and cuff, there are 10 different types for each body part. It is a combination of cryotherapy and static compression commonly uses for the treatment of pain and inflammation after an acute injury or surgical procedures. Anatomically designed to completely fit the injured part. Minimizes hemarthrosis, swelling, and pain. Safe, comfortable and no stimulation for the affected part. Compare with the traditional cold therapy, it is easy to operate and use.