70% Nylon, 30% Spandex. Bi-Lateral, Secure Fit. Fastening: Adjustable Straps. Fabric Technology: Breathable, Edge Trim Technology, Lightweight, Non Slip. Helps Prevent the Build Up of Lactic Acid, Increases Blood Flow, Reduces the Prospect of Cramp and Stiffness. Design: Knitted, Logo. Suitable for: Weak, Stiff or Aching Ankles. Ref: UTRD1011