1.Ergonomic Design: Our memory foam neck pillow is designed to provide excellent neck support for all types of sleepers. The memory foam pillow features a hollow design, cleverly supporting your neck while maintaining the curve of your neck 2.Relief Pillow: Our side sleeper pillows for adults has areas, each working in harmony and designed for your neck, shoulders and arms. It can effectively relieve neck and muscle stiffness discomfort, allowing you to wake up refreshed 3.With 3 second rebound function: Made with premium memory foam, this relief pillow conforms to the shape of your neck, providing comfort. Our memory foam pillow rebounds and maintains its shape even after long term use 4.Cool Skin Friendly Pillowcase: Our ergonomic pillow side sleeper is made of high quality memory foam, and the odorless, removable and washable pillowcase is made of soft and breathable ice silk fabric. Gentle on the skin, sleep peacefully Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.