These sateen duvet sets are the perfect way to add a touch of luxury to your bedroom. Made from 100% long-staple cotton and with a 400 thread count, sateen bedding is soft, durable, and provides a subtle shine that will make your bed feel extra special. Perfect for colder months and those who like to sleep warm, these duvet sets come with a duvet cover and either one or two pillowcases, depending on the size. All of our cotton is Standard 100 Oeko-tex ® certified, so you can rest easy knowing that your bedding is free from harmful chemicals.