Home/Physical Therapy/Exercise Equipment/Lower Body/Knee/Knee Brace/Knee Brace Actimove® OA Double Upright X-Large D-Ring / Hook and Loop Strap Closure 16-1/2 to 18-1/2 Inch Calf Circumference / 17 to 19 Inch Mid-Patella Circumference / 22-1/2 to 25-1/2 Inch Thigh Circumference Left Knee7627814