Orthopedic knee braces provide excellent support and can dramatically improve spinal alignment, helping to relieve back, hips, legs, knees, arthritis and sciatica, as well as improve blood circulation in both legs. Elastic Band Design: The leg pad maintains the best sleeping posture all night long, and it won't fall or slip suddenly. Use the correct method to relieve pain in your back, hips, knees, and ankles. Simply put it between the thighs or below the knees to help relieve your specific pain. It can be used as a knee retractor during pregnancy or after recovery. It is also convenient to use while traveling. This memory cotton knee pad has a washable cover for easy cleaning. Advanced High: High density memory foam: 100% high quality durable memory foam, comfortable for a long time, better than other pillows. It will not flatten out over time. Ventilated Memory Foam Pillow: Unlike traditional memory foam pillows which are designed to absorb your body heat in order to compress, the ventilated air holes in the memory foam promote the circulation of air throughout the night. Product Color: Blue. Features: Material: polyurethane. Interior: shape memory cotton. Memory foam, slow rebound material. Dimensions: approximately 25 x 23 x 13 cm. Weight: about 320 g. Elastic strap: The knee pad is designed with an elastic strap. You don't need to worry about the knee pad falling off the leg while you sleep. High density memory foam: Our pillow is made of premium breathable memory foam. It can provide lasting comfort for a good sleep. Content: 1 cushion for the legs.