Material: This m,x,xl ligament knee brace is made of nylon, high strength silk latex and spandex. The fabric is comfortable, breathable and cool, ensuring that the knees are protected and comfortable at the same time. Suitable for a leg circumference of 42-47cm (16.5-18.5 inches). Note: Hand wash recommended or machine wash at 30C gentle, air dry, do not use detergent or bleach. 360 Complete Protection: Our Sports knee pads for men are designed with 3D elastic weave to fit the knee without deforming. The ergonomic design reduces the impact on the knees and acts as a buffer and pressure relief. Provides 360 degree support and protection for injured ligaments, tendons, joints and muscles. Non-slip design: The upper edge of the sports support knee brace is equipped with a silicone anti-slip strip to increase the grip of the knee pad and reduce slippage. During sports or fitness, your knee pads will always stay in place without slipping, providing perfect support and protection for your knees. Adjustable compression bandage design: Double layer medical grade knee pads with compression wrap and secure design, so we can make sure the knee pads are always close to the body. At the same time, using this compression bandage can adjust the tension at will, reduce knee shaking, prevent muscle pain and increase knee strength. Application: Our 2-piece medical knee pads for osteoarthritis are suitable for most indoor and outdoor sports such as running, basketball, football, baseball, cycling, tennis, hiking, volleyball, skiing, squats, weightlifting, fitness, etc.