Duvet cover set, 3 pieces with 144 threads of 100% cotton. Include top and bottom sheet and 1 pillow case (2 pillow cases in135cm, 150-160 and 180-200cm bed sizes). Cotton is a breathable, hypoallergenic natural fiber that has a soft touch. It is a cool fabric on warm days and provides warmth on cold days. It is resistant to high temperature washing. Easy ironing. With zipper closure.This duvet cover is reversible so you can change the design of your bed just turning it over.