Ideal for moderate medial/lateral knee instability, mild ACL/PCL sprain, osteoarthritis, patellofemoral dysfunction. Compressive neoprene knee support with a universal buttress. 3/8 inch universal buttress may be adjusted to allow for medial, lateral, inferior, or superior patella stabilization. Sturdy removable dual axis hinges and superior/inferior contact closure straps provide medial/lateral ligament support. For sizing, measure the thigh cirucmference 6 inches above mid-patella.