Forever Angel 100% Pure Silk Facial Beauty Pillowcase Envelope closure FACE:100% 16mm Mulberry Silk Charmeuse,BACK:100% Pure Silky Satin Minimize Wrinkles,Eliminate Bed Hair With Back Overlap Envelope Closure So That Your Pillows Will Not Slide Out Please Wash With Cool Water; Use Neutral Detergent Or Special Silk Detergent; Hang Tt On Hanger And Dry Place Away From Direct Sunlight Queen: 20"x30" / 48cmx74cm+3cm