SilkMinimizes Sleep Crease & Say Goodbye to Bed Head -THXSILK’s exceptionally smooth and cool-to-cheek 25 momme pure mulberry silk pillowcase allows your skin and hair to glide along the pillow, so the face rests comfortably without placing pressure on creased skin.With almost 16% more silk per square inch than 19 momme, our 25 momme silk pillowcase keeps the hydration of your skin intact, and gives you softer skin and smoother hair over time.Asthma & Allergy Relief – THXSILK’s mulberry silk is a natural fiber, and its hypoallergenic quality helps to eliminate allergies and asthma, which could be caused by cotton and other synthetic fibers. Proven by the Oeko-Tex certification, which insures that the fabric was constructed without any use of harmful chemicals.High Quality Craftsmanship & Design – Professional produced silk pillowcase with hidden zipper to keep your pillow from slipping out. With 25 momme pure mulberry silk on both side keeps your skin and hair healthy. Perfect gift idea for her and special occasions like Valentine??s Day, Christmas or anniversaries.Easy Care &Durable – Our luxury silk pillow cases can be tossed right into the washing machine without the fear of fading or shrinkage. Machine washed on a gentle cycle in cold water with silk-friendly detergent and air dry. 25 mm silk has the durability to last up to ten years with the proper care and laundering.SATISFACTION GUARANTEED – We are so confident in the quality of our product that we offer a 30-day satisfaction guarantee! If you are unsatisfied, simply contact us to return the product for a full refund.