40% Bamboo 60% Polyester Cover GET A GOOD NIGHT’S REST. Molding and conforming to your head and neck, this pillow is ultra soft to fulfill your comfort needs. As a result, you will get a more restful sleep and feel refreshed when you get up each morning. IMPROVES ALIGNMENT. Providing orthopedic support for back pain sufferers, the contour shape of the pillow keeps your head and neck in proper alignment. It??s ideal for use by back, stomach and side sleepers alike. HIGH-QUALITY CONSTRUCTION. Made with top-quality, CertiPUR certified, pure white memory foam, this pillow will provide long-lasting strength and use for years to come. The material is laboratory-tested and hypoallergenic, making it ideal for use by virtually everyone. FULLY ADJUSTABLE. Outfitted with a sturdy zipper, you can easily add or remove the filling to meet your own comfort level. Simply adjust the loft to your neck for a more comfortable and better night??s sleep. POLYESTER/RAYON COVER. To supply long-lasting strength and use, the foam is completely wrapped with a breathable bamboo cover to prevent sweating while you sleep. It??s also removable and machine washable for added convenience.