These smooth silky sheets adds a luxurious touch to any bed. They are made of 100% woven polyester satin. The pocket depth is 14" made to fit up to a 17" mattress. The pockets are made with fitted elastic to keep the sheets secure to the bed. The fitted sheet has elastic all the way around as well to insure a great fit. The sheets are machine washable and easy care Each set comes with a flat sheet, fitted sheet and two pillow cases.