Made of 100% extra-long staple Supima cotton. - Woven with a one-over, one-under technique and 400 threadcount for a crisp and cool feel all night long. - Duvet cover includes corner ties to prevent your duvet insert from bunching and a hidden button closure. - Shams feature a two-inch flange and a side envelope closure on the back. - Set includes a duvet cover and two shams (one for a twin). - Made in India.