The duvet covers are made of premium pure cotton, which leads to a clean surface finish. The duvet covers come with a special LIZA finish which prevents pilling and keep the covers in good condition. It is dust repellant surface, skin friendly and does not lead to any irritation. The best part is that you can mix and match it with your beddings colorful or plain. High quality premium cotton is used to make these duvet cover. It has a thread count of 140. The product is yarn dyed, they are 100% color fast , the maintenance is easy you can give it a machine wash. There is no risk of shrinkage on drying as well.