White Comforter Down Alternative Year Round/Duvet Cover Insert, Box Stitching Design | Size: Twin One Say Sale Polyester/100% Imported Silky-soft microfiber cover and poly microfiber fill Box stitching design to avoid any shifting, Piped edges and four corner tabs to anchor duvet cover Twin size 64"x88" 100-Percent Hypo-allergenic, Ideal alternative for those allergic to goose down 77 oz. of fill for all-season comfort | Machine wash & dry