Orthosis ensuring perfect stabilization of the ankle joint. Ideal in a situation where long-term stiffening of the joint is necessary, as well as for persons with sensitive skin. The internal light and soft foam inserts ensure comfort and also reduce overheating and perspiration within the joint and foot. The orthosis ensures stiffening of the ankle joint, while enabling movement of the foot. Application: Treatment of 2 and 3 degree sprains of the ankle joint, instability, as well as during ¬postoperative rehabilitation.