This satin bedding set is the softest and most luxurious bedding set you will ever sleep on. The comforter is thick and luxurious with a satin underside. Top sheet and Fitted sheet are both satin with a patented no release design that guarantees that your fitted sheet won't come undone ever. The pillow cases are Satin on one side and high thread count cotton on the other, so that you can choose the feel that's right for your head as you sleep.