Breathable and washable pillowcase: Our are made of breathable mesh and soft fabric pillowcase to keep you cool and comfortable all night. It is detachable, machine washable and has a convenient zipper, which makes maintenance easy and ensures a hygienic sleeping environment. Advanced slow-rebound memory foam: made of high-quality, non- memory foam, our provide excellent support and conform to your head and neck. The slow rebound function can evenly distribute pressure, reduce discomfort and help you regain your vitality after waking up. Comfortable ergonomic design: use our neck pillow to experience the ultimate sleep comfort, with an ergonomic butterfly shape and special grooves that conform to the natural curve of the human body. This design helps to adjust the spine, relieve neck and shoulder pain and other sleep problems, and a good night's sleep. To meet your sleep needs. Choose a lower height to sleep on your back or a higher height to sleep on your side, without constantly adjusting your pillow at night. Improve the quality of your sleep: Investing in our ergonomic means investing in and well-being, because sleep is essential for a productive life. This pillow is an ideal choice for gifts, and it is also equipped with drying instructions to the initial polyurethane smell and the freshness when it is used for the first time.