Premium Silk Material: Hamakw pillow case is crafted from high quality imported luxury hotel grade mulberry silk. Silk never absorbs facial moisture, perfect for those with sensitive skin.Size- Closure: 20 x 29 inches (50 cm x 74 cm), fits most UK standard-sized pillows. Hidden zipper closure prevents slipping out and ensures that the pillow stays perfectly in the pillowcase overnight.Function: Silk fabric pillow cover is naturally hypoallergenic, smooth, soft, anti-aging and breathable, dermatologists recommend silk pillowcases for hair and facial; preventing dry/ knotted hair and reduce hair loss. and keeping beautifully styled throughout the night, prevent morning bed head.Care Instruction: Hand or machine wash in cold water on gentle cycle. Hang to dry. Silk charmeuse requires a cool iron to bring back sheen.Quality Service: If there is any problems and questions with our ice silk pillowcase, contact us immediately, our customer service will solve at the first time. Silk pillow case is a great gift for anyone who enjoys deep, restorative sleep. Wish you have a sweet sleep. We hopefully you appreciate a value experience.