100% Cotton MATERIAL: 100% Cotton Construction- Premium cotton fibers SET INCLUDES: One duvet cover and two king shams FEATURES: Duvet cover features a button closure and four inner corner ties- used to keep your duvet insert in place; Duvet insert is not included; Included shams features a 2 piece back closure for easy removal DIMENSIONS: Duvet Cover- 92"L x 107"W, King Shams- 21"L x 37"W CARE: Machine wash cold, tumble dry low