100% POLYESTER SATIN: Satin refers to the weave of the fabric( how it's put together) not the fiber(what it is made of). Love's cabin satin pillow cover utilizes 100% polyester satin to provide resilient feel with a distinctive and lustrous appearance - High quality satin is more sturdy and durable than silk pillowcases which need professional cares.WRINKLE FREE &BEST FOR HAIR AND SKIN: Love's cabin slip satin silky pillowcases prevent hair from becoming knotted and matted,have good sleeping, great for preventing wrinkles, dry skin and frizzled hair, and morning bed head. She creates less friction of your beautiful curly hairstyle and reduces hair breakage than sleeping on cotton pillowcases - Will NOT absorb moisture to help retain your shiny hair, perfect for curly hair.ULTRA SOFT & SMOOTH MATERIAL: Envelop closure (no zipper) design | wrinkle resistant, comfort and better fit. The Envelope closure end design prevents your pillows escaping from pillowcase during your sweet dream.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 holds up great in cold delicate wash and better AIR DRY it hanging on a rack instead of tumble dry. The drying temperature should not exceed 158℉.RISK FREE SHOPPING: We believe that you will love this best satin pillowcase as much as we do. But in case you don't, we offer a 100% money back guarantee. No questions asked. Because we want you to be happy!