Tri-Panel Knee Immobilizer, Black, 16" , 23" Top Width, 18.5" Bottom Width, Sold As Each Bird 10000700 Bird & Cronin Tri-Panel Knee Immobilizer - Universal Bird & Cronin Tri-Panel Knee Immobilizer - Universal Our Most Popular Knee Immobilizer. Designed To Stabilize, Immobilize, And Protect The Knee. Durable Nylon Exterior With Open-Cell Foam Core And Soft Nylon Lining. Medial And Lateral Side Panels With Aluminum Stays Are Positional For An Optimal Fit. Three Anatomically-Contoured Aluminum Posterior Stays With Fortified Center Beam. Loop-And-Lock Straps Provide Easy Adjustment Of Fit And Level Of Compression. Detachable 4"-Wide Stretch-Elastic Patella Strap Helps Reduce Knee Edema. Left Or Right Application Reduces Inventory Requirements. Measure To Fit On Leg 2" To 3" Above The Lateral Malleolus And 6" To 8" Below The Femoral Head. Tri-Panel Knee Immobilizer, Black, 16" (L), 23" Top Width, 18.5" Bottom WidthSku: Ndc-10367269_Ea Mfgr Sku: 10000700Item Id: 10367269Mfgr Id: 558Item Code: Bic 08142742