20 LONG * SIZE: S * 6 ABOVE KNEE 23.25- 26.25 * 6 BELOW KNEE 18 - 21 * 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 *HCPC CODE: L1830