Bedsure Grey Duvet Covers Queen Size - Washed Duvet Cover, Soft Queen Duvet Cover Set 3 Pieces with Zipper Closure, 1 Duvet Cover 90x90 inches and 2 Pillow Shams. The Bedsure duvet cover set is easier to switch and wash than a down duvet. Envelope pillow shams add more of an enchanting feeling by matching with the comforter cover for an exquisite facade.