Forever Angel 100% Pure Silk Floral Bouquet Printed 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