Color: Regular White Style+grey Rayon Silk Pillowcase Anti-Wrinkle Long-term use of the U-shape Side sleeper pillow effectively minimizes facial fine lines, puffiness, wrinkling and folding of side-sleepers skin.Anti wrinkle pillow will definitely help you if you can be used to. Adjustable With memory foam pillow three divided areas, you can add or remove up to an extra half pound of included filling to change the thickness and/or firmness and softness of adjustable pillow in each individual three areas to be a neck support pillow. Ergonomics Our scientific ergonomic pillow allows a consistent better night s sleep by providing incredible spinal support and alignment for back, and stomach side sleepers as a pillow for neck pain relief sleeping. Premium quality Our gel memory foam pillow cover is skin-friendly, breathable, and detachable for easy cleaning, infused with cooling gel particles that prevent waking up in the middle of the night with a sweaty head. Material Certified by Oeko-Tex Worry No More About Skin Irritations: We utilize zero toxic chemicals that could cause health risks and submit our king pillows to rigorous testing for safety and quality, with OEKO-TEX Certification, for your peace of mind.