Rigid orthosis that helps immobilize the thumb in neutral position and soothe the discomfort caused by rhizarthrosis. Helps improve recovery from injuries and reduce deformation of the joints of the big toe. It favors the functionality of the fingers and the correct posture of the wrist. In addition, it is made of polyamide, elastane, polyurethane and thermoformable plastic TPE. It is also very easy to machine wash and 100% reusable. It comes in blue color in small size. Clinically tested.