100% POLYESTER SATIN:Experience the luxury of our satin pillow cases. These satin pillowcases are constructed from 100% woven polyester which gives it its smooth finish and exceptional longevity, even after extensive wash and wear. Wrinkle free, stain and fade resistant, more durable than silk pillowcase. . HAIR CARESelecting satin pillowcases for hair as part of bedding is an easy and cost-friendly way to give your hair a healthier treatment. Silky pillow case set creates less friction to protect hair from tangles, split ends, frizzy and reduces hair loss due to breakage. It will not absorb moisture and help extend the life of your beautiful expensive hairstyle. . SKIN CAREUnlike cotton pillow cases, satin pillowcases provide a perfectly smooth texture to protect your facial skin from sleep indentations that could become deep wrinkles. Sleeping on a silky pillowcase could keep your face beauty, maintain your skin soft and moist after a sound sleep. . ENVELOPE CLOSURE DESIGN:Unique and complex weaving satin pillowcase bring a lustrous appearance and cozy feeling to enhance your sleep quality. nvelop closure (no zipper) design | wrinkle resistant, comfort and better fit, easy to replace. Besides, no zipper design allows for machine wash. . EASY TO WASH:Turn the satin pillow case inside out, place inside a mesh laundry bag, and wash with a mild detergent. The cooling luxury satin pillowcase hHolds up great in cold delicate wash and better AIR DRY, it instead of tumble dry. .