Organics and More Naturesoft Organic Cotton 5 oz. Full/Queen Flannel Duvet Cover 100% organic and 100% U.S. made Natural color with no color processing. 5 oz. Per square yard Twin measures 68x88, Full/Queen 86x88, King 102x88, Cal King 102x92. 165 GSM, Combed, Ring Spun Cotton Yarn