100% Polyester (satin fabric). As soft as silk. Its silky, smooth and soft texture can protect hair from breakage/knotting, help to reduce facial or neck wrinkle.Soft and smooth Satin Sheet Set helps to fall asleep quickly and enjoy peaceful sleeping every night.We offer 5 common sizes and 6 fantastic colors for you to choose, there is always one you would like or goes well with comforter set.With elastic all around, the deep pocket of fitted sheet can be stretched to fit any mattress up to 14 snugly and will be able to come round the comers to stay in place simply.Easy to care – Machine wash in cold water. Tumble dry low. Do not bleach. If your skin is sensitive, we suggest you to wash it before using.