XX-Large Fits knee circum. 17 - 18.25 (measure slightly bent underneath knee cap) Wrap design with velcro closure and open patella means comfort for tenderness or bruising on the kneecap Has full-length anterior opening popliteal cut out and unrestricted knee flexion Side spirals give additional support Captures body heat & increases blood flow Allows skin to ventilate & release moisture Measure slightly bent underneath knee cap Color: beige HCPCS Description: Knee orthosis elastic knee cap prefabricated includes fitting and adjustment