This Super King size duvet measures 260cm x 220cm, suitable for a 180cm x 200cm Super King Bed. It features pocket stitching to ensure the feather filling is evenly distributed. Enjoy 100% natural comfort with extra filling for winter warmth. The duvet is made with 85% feather and 15% white goose down, encased in a 100% cotton anti-dust mite casing. It is fully machine washable at 40 degrees. This item is exclusive to Viceroybedding. Viceroy Bedding is a registered trademark in the UK.