These cotton sateen sheets are so amazingly soft, you'll never want to get out of bed! Made of 400 Thread-count, 100% Cotton Sateen for Maximum Softness An Innovative Treatment Processed at the Fiber Level Helps Deliver Fewer Wrinkles Embroidered Hem Adds a Finished Touch Fitted Sheet Fits Mattresses up to 18 Thick 4-piece set includes: Fitted Sheet Flat Sheet 2 Pillowcases Full and queen sets have 2 standard/queen pillowcases; king and California king sets have 2 king pillowcases. Extra pillowcases are sold separately. Royal Velvet WrinkleGuard sheet sets are washable and imported. Full: Flat Sheet is 81x96; Fitted Sheet is 54x75; Pillowcases are 32x21 Queen: Flat Sheet is 90x102; Fitted Sheet is 60x80; Pillowcases are 32x21 King: Flat Sheet is 108x102; Fitted Sheet is 78x80; Pillowcases are 42x21 Cal. King: Flat Sheet is 108x102; Fitted Sheet is 72x84; Pillowcases are 42x21