Order # 56963009 Manufacturer# 08145696 Brand L'TIMATE Manufacturer Bird & Cronin Application Hinged Knee Brace Circumference 18 to 20 Inch Circumference Fastening Type Loop Lock Closure Length 13 Inch Length Material Nylon / Neoprene Size 2X-Large Type Hinged UNSPSC Code 42241703 Hinged knee support with 2 inch wide loop and lock circumferential strap closure at top and bottom of support Medial and lateral hinges are encased for protection, enclosed tubular donut buttress Provides warmth and equal compression, measure around the center of the knee with leg extended