100% PURE MULBERRY SILK - THXSILK 22 Momme 100% mulberry silk pillowcases are constructed with natural protein fibers. Ideal for your skin. Through OEKO Tex certification, ensure that fabrics are made from healthy and natural materials. Obtained good housekeeping recommended as a better bedding list. GOOD NIGHT SLEEP & BETTER SKIN - Mulberry silk contains 18 natural amino acids, and each strand of fiber condenses natural essence and is known as the "Fiber Queen". It is gentle and smooth, and it feels like being wrapped in clouds in an instant, bringing an unparalleled skin-friendly experience. Silk pillowcase moisturizes the skin and locks in moisture. Silk bedding is like the moonlight falling, the touch is cool, but warm, like in the clouds while sleeping. PERFECT GIFT FOR ANYONE - Professional silk pillowcase with zipper closure to prevent the pillow from slipping out. 22 momme pure mulberry silk on both sides to keep skin and hair healthy. Perfect gift for everyone, such as Valentine's Day, Christmas, Mother's Day, Father's Day, New Year, Anniversary and other special occasions. EASY CARE & DURABLE - It is recommended to hand wash or machine wash the mulberry silk fabric in gentle mode, and the water temperature should be cold water or within 30 degrees Celsius. Wash with silk exclusive detergent or neutral detergent. After washing, it should not be exposed to the sun. It should be naturally hung in the shade and dry place, and it should not be dried. SATISFACTION GUARANTEED - We are so confident in the quality of our products that we provide a 30-day satisfaction guarantee! If you have any questions, please feel free to contact us and we will give you a satisfactory reply within 24 hours.