Large Measurement 6 above knee: 20.5 - 23.5 Measurement 6 below knee: 15.25 - 18.25 White cotton sateen on 3/8 thick foam nylon tricot lined One each medial and lateral stays and two contoured posterior stays are removable Alternating loop-lock straps close with hook and loop Two adhesive foam strips and popliteal pad included HCPCS Suggested Code: L1830