Curved Design: The contoured design of the ear perfectly fits the curve of the human body, keeps your legs in a natural position while sleeping. Unlike traditional knee pads, the knee pad features a true ergonomic design with its smooth curves and heart shape to comfortably fit legs and knees at the same time. Brings you a healthy and deep sleep that lasts all night. Elastic band design - our knee pillow is equipped with an elastic strap so that it won't slip when you adjust your sleeping position , no need to fumble when the light is off, and ensures a comfortable sleep all night long. Premium memory foam and removable cover - The knee pads are made of premium memory foam . The cushion cover is made of soft and breathable high quality cationic fabric that does not shrink or pill. Please remove the memory foam through the zipper and wash the pillowcase by hand or machine. Note: The memory foam pillow core cannot be washed. Sleep better for everyone - the sleep pillow is a good companion for people who are sleep deprived. Anyone with sleeping discomfort can benefit from a knee pillow. You can place it wherever you need it, such as thighs, calves, knees or even the neck. The leg bolster really helps a lot and is warmly welcomed by pregnant women and side sleepers. Wide applications: The leg bolster for sleeping can not only be used in bed, on a sofa, in the office, in a recliner, on a plane or on a long-distance trip, but also a good gift to show your care to someone you love. This lovely cushion is widely used for sleeping, reading or watching TV.