1) Name Calf support 2) Item No. 013 3) Size (CM) S M L XL 4) Material 90%NEOPRENE 10%NYLON 5) Function characteristics 1 Construction characteristics: Easy and convenient, construction simple, match the human body engineering to learn the principle, streamlined design, and prevent because of the harm that collision and rub produce, top and bottom adoption special kind needle the car sew the method, and make the product stretch and shrink from such as, convenient for wear, possibility towards calf department exercise muscle rose tightly tie function, reduce muscle drive pull. 2 Material characteristics: The NEOPRENE material has the good flexibility, heat preservation function, and wears comfortably, can be provided as any color.