Cotton-Blend, Wrinkle-Free Sheets, 600-Thread-Count Sheet Set, Queen, Blue Cotton Blend Wrinkle Free Sheets 60 percent cotton 40 Percent Polyester Queen set includes flat sheet 92X102", fitted sheet 60X80" and fits up to 18" mattress, and 2 Standard pillowcases 20X30" 100% Luxury and Silky Soft Sheets . Sateen Weave, Single ply . Fits mattresses up to 15-18" deep Pocket with elastic all around the fitted sheet Machine wash in cold water with similar colors. Warm iron when necessary. Tumble dry low. Do not bleach