About this item? PERSONALIZE TO YOUR SLEEP POSITION: Adjust to the ideal pillow height for your sleep position by adding or removing Hyperfoam fillings. Includes adjusting guide & bonus filling storage bag.? GENEROUSLY STUFFED WITH HYPERFOAM: 3.6LBS+ of geometrically-cut, extra dense, high rebounding, proprietary memory foam filling for unparalleled comfort & support.? COOL & BREATHABLE BAMBOO FIBER COVER: Specially designed removable super soft bamboo cover with unique 3D wave cooling air channel that sleeps cool and is easy to clean.? REST ASSURED, WE ARE CERTIFIED: Our pillow is made without harmful materials and is certified to the highest consumer quality & safety standards by OEKO-TEX Standard 100 & CertiPUR-US.? BUY TODAY, SLEEP RESTFULLY, 100’NIGHTS RISK FREE TRIAL: We love our pillow, and we think you will too, that’s why we have our satisfaction guarantee, if not satisfied, hassle free full refund.