Material: This knee pad is made of nylon, high-strength silk latex, and spandex. The fabric is comfortable, breathable, and cooling to ensure your knees are protected and comfortable at the same time. It is suitable for you with a leg circumference of 42-47 cm (16.5-18.5 inches). Note: It is recommended to hand wash or machine wash gently at 30C, air dry naturally, and do not use detergent or bleach. 360 Integral Protection: Our knee pads are designed with 3D elastic weaving, which adapts to the knees and does not deform. It is ergonomically designed to reduce impact on the knee and play a role in cushioning and decompression. Provides 360-degree support and protection for injured ligaments, tendons, joints, and muscles. Non-slip design: The upper edge of the knee pad is equipped with a silicone anti-slip strip, which increases the grip of the knee pad and reduces slipping. During exercise 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 straps are used for compression wrapping and fixed design, so we can ensure that the knee pad is always close to the body. At the same time, with this compression bandage, you can adjust the tension at will, reduce knee shaking, prevent muscle pain, and increase knee strength. Usage: Our knee pads are suitable for most indoor and outdoor sports, such as running, basketball, football, baseball, cycling, tennis, hiking, volleyball, skiing, squats, weightlifting, fitness, etc.