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