Adjustable: free size, adjustable width, Velcro design, can adjust the tightness according to your body shape. Precision chuck: The extension angle of the knee joint is adjustable in the range of -10°-90°, and the bending degree is adjustable in the range of -10-120°. Breathable inner lining: The cushion is made of comfortable and breathable fabric, which is comfortable to wear and not stuffy. The cushion is removable for easy cleaning. Reinforced buckle: easy to adjust, comfortable and convenient to wear, safe and reinforced, long-lasting durability. Postoperative support： Relieve pain and swelling with added support after surgery due to a torn anterior cruciate ligament or in-patellar fracture.Our rigid hinged knee pads keep your legs still to provide maximum recovery support.