Give yourself a beauty treatment while you sleep with the Slip silk pillowcase. Made of pure silk, it reduces friction while you sleep, helping prevent bedhead and sleep creases. In addition, the silk fibers are less absorbent than other fabrics, so face and hair products stay on your hair and skin as you sleep, getting their job done better, too. Comfortable style with Soma Intimates.DetailsStandard/queen-size pillowcase.20" x 30". 100% silk. Machine wash, hand wash or dry clean. Imported.