... This kind of medical wrist support is made from tourmaline.It can release far infrared and anion when temperature ... ,adjust crutch,aluminum crutch,back support belts,air neck traction,knee brace,knee support,orthopedic products,waist belts,splint, ... support . 2.Our products is mainly exported to North America,South America,Southeast Asia,Mid East,Eastern Asia,Western EuropeSouthern Europe. high quality ...