COMFORTER DUVET INSERT - Twin reversible comforter duvet insert measures 64 inches x 88 inches BOX STYLE STITCHING - Crisp looking comforter with 350 gsm filling features piped edges with an elegant style box stitching that prevent the fill from shifting SILICONIZED FIBERFILL - Extremely soft material with siliconized fiberfill alternative filling provides a comfy and cozy feel CORNER TABS - The four corner tabs make it extremely easy to put on any duvet cover and secures the comforter in place MACHINE WASHABLE - Machine wash in the gentle cycle with cold water, sun-dry or tumble dry on low when needed