[Package contents] _ 2 pillow cases (pillow core not included). These high quality silk satin pillowcases will make you sleep well [Comfortable and durable] _ The satin pillowcase and face mask are made of high quality polyester fabric, providing the best softness and easy care. The material used is as soft as a silk pillowcase. This pillowcase and mask can be machine washed in cold water and dried quickly [Product Features] _The satin pillowcase is one of the simplest pleasures of life. They are soft and silky on your skin, reducing friction on your skin and hair. Anti-wrinkle, anti-fouling, anti-fading, easy to maintain. Satin pillowcases can also maintain the moisture balance of the skin and hair. When you wake up each morning, you will have healthy skin and beautiful hair. Cool in summer and warm in winter [Envelope closure design] _Without zipper, the pillowcase is not easy to damage, and the large flap ensures that the pillow is firmly secured in the pillowcase. It is very easy to put on or take off the pillow. The pillowcase with envelope is simple and generous, which makes it easier to wash. [Care instructions] _Invert the satin pillowcase, place it in a mesh laundry bag and wash it with a mild detergent