The OCSI Static Air Knee Orthosis is designed to protect and stabilize the user’s knee. This product includes two removable inflation bladders for adjustable low stretch therapy and two static setting hinges to control or maintain knee position. Washable soft goods are treated with Bacti-Ban and Kool-Wick to wick away moisture. An effective treatment against a broad spectrum of microorganisms, including mold, yeast, fungi, mildew and bacteria. Sizing determined by calf and thigh diameters.