Wraparound design is ideal for tender, swollen or injured knees with a quick, easy application. Made of sports neoprene for therapeutic warmth with a soft, long loop lining for comfortable wear. Metal medial/lateral hinges in neoprene-covered pockets allow for full flexion and provide stabilization and prevent hyperextension. An open popliteal eliminates bunching and irritation behind the knee. Adjustable support straps.