What are the dimensions of the Duvet Cover? February 13, 2021 20:15 Twin: 88" L x 68" WFull/Queen: 92" L x 88" WKing/CA King: 92" L x 108" W Related articles How long will the Duvet Cover last? How can I wash my Duvet Cover? What are the Duvet insert dimensions? What are the different mattress sizes and dimensions? What’s the difference between Birch and Birch Luxe?