DeRoyal Deluxe Knee Support w/ Trimmable Buttress DeRoyal DeRoyal NE7718-XX 1/8in neoprene construction provides warmth, compression and support. Anterior strapping above and below knee helps prevent migration while medial/lateral stays help provide additional stability Enclosed tubular buttress can be trimmed for desired patella position Available in open or closed popliteal. Indications: Grade I collateral ligament sprain; Patellar subluxation; Chondromalacia; Patellar tendonitis; Patellofemoral tracking dysfunction; Patellar dislocation; Quadricep tendonitis; Plica syndrome.   1/8in neoprene construction provides warmth, compression and support. Anterior strapping above and below knee helps prevent migration while medial/lateral stays help provide additional stability. Enclosed tubular buttress can be trimmed for desired patella position. Available in open or closed popliteal. Quantity: 1 Size: X-Small, Small, Medium, Large, X-Large, 2X-Large, or 3X-Large Manufacturer: DeRoyal Indications: Grade I collateral ligament sprain; Patellar subluxation; Chondromalacia; Patellar tendonitis; Patellofemoral tracking dysfunction; Patellar dislocation; Quadricep tendonitis; Plica syndrome. Options: Closed Popliteal X-Small (NE7718-71) UPC: 749756116121 Small (NE7718-72) UPC: 749756116138 Medium (NE7718-73) UPC: 749756116152 Large (NE7718-74) UPC: 749756116176 X-Large (NE7718-75) UPC: 749756116183 2X-Large (NE7718-76) UPC: 749756116220 3X-Large (NE7718-77) UPC: 749756151306 Open Popliteal X-Small (14882004) UPC: 749756270915 Small (14882005) UPC: 749756270922 Medium (14882006) UPC: 749756270939 Large (14882007) UPC: 749756270946 X-Large (14882008) UPC: 749756270953 2X-Large (14882009) UPC: 749756270960 3X-Large (14882010) UPC: 749756270977 Sizing Guide: Measure circumference 6in above mid-patella X-Small: 13 1/2in – 15 1/2in Small: 15 1/2in – 18in Medium: 18in – 20 1/2in Large: 20 1/2in – 23in X-Large: 23in – 25 1/2in 2X-Large: 25 1/2in – 28in 3X-Large: 28in – 30 1/2in