Classic menswear shirting inspires the Health duvet cover set, which features yarn-dyed stripes at the front and a solid cross weave at the reverse. Each piece is OEKO-TEX® Standard 100 certified, ensuring it has been tested for harmful substances and is made with lightweight slub cotton. Ralph Lauren partners with Better Cotton™ to improve cotton farming globally. Comes with a duvet cover and two shams 230-thread-count slub cotton Duvet cover and shams have a 1.5" flange and a buttoned closure at the back Yarn-dyed stripes at the front and solid reverse OEKO-TEX® Standard 100 certified Full/Queen Duvet: 92" W x 96" L Standard Shams: 20" L x 26" W King Duvet: 108" W x 96" L King Shams: 20" L x 36" W Better Cotton trains farmers to use water efficiently, care for the health of the soil and natural habitats, reduce use of the most harmful chemicals, and implement the principles of decent work.This product is sourced via a system of mass balance and therefore may not contain Better Cotton. Visit corporate.RalphLauren.com/citizenship-create-timeless-style for more information on Ralph Lauren's sustainability initiatives. 3-piece set Imported Material & Care Cotton Machine washable