Check the listing for details. EVS AXIS SPORT KNEE BRACE XL RIGHT RED/BLK 212050-0137. Condition: New with tags. Listed at 139.99 USD. part number: X-LARGE/RIGHTPART LOCATION: A501 NEW IN THE BOX, NEVER WORN SIZE XL/RIGHT SIDE XL IS 16.5" -18" CALF 23.5"-26" THIGH EVS AXIS SPORT KNEE BRACEMODELED AFTER OUR AXIS PRO, THE AXIS SPORT KNEE BRACE WAS DESIGNED FOR LIGHTWEIGHT COMFORT AND FLEXIBILITY UTILIZING REINFORCED NYLON INJECTED UPPER AND LOWER CUFFS. The monocoque aluminum hinge allows for a low profile structure, which results in a comfortable, lightweight and rigid brace -patented tru-motion 2.0 anatomically correct hinges-dual defense full coverage knee cup-reinforced nylon injected upper and lower cuffs-adjustable hyper extentension lockouts-improved sharkskin neoprene liner-compression comfort cuff-improved synthetic leather modular straps-formfit frame