【Relieve Cervical Spine Pain】: Different from ordinary pillows, this pillow adopts an ergonomic design, which can effectively relieve the pain of the cervical spine and shoulders, improve the quality of sleep, and wake up with a good mental state every day. 【Safe & Relax Sleep Quality Ensured】: If you're sensitive to the smell of memory foam pillow's off-gassing or just want something all-natural, this contour memory foam pillow is a must-have! Firm enough to support your neck and shoulder when you're on your side, back or stomach, allows you a safe and full rest it needs at night. If you're looking for a great cervical pillow, look no further. 【100% Memory Foam Pillows】: Our pillows are made of high-density, slow-resilient memory foam, which is not easy to deform, comfortable and soft, and has a good supporting function. 【Breathable Pillowcase & Liner】neck pillows come with comfortable and cool pillowcase and liner, with good ventilation function, will not be stuffy when using it, and bring you a comfortable and cool night. It's made of a breathable hypoallergenic cotton with a stretchy polyester liner to help the pillow hold its shape. 【Machine Washable Pillowcase】: Built with double pillowcases, the outer quilted cover adds some additional plushness and is easily removable for machine-washing.