Super King. 2500(W) x 2180(L)mm This single sized, luxurious Downie duvet from our Comfort range will provide your guests with a stunning night's rest. The plump duck feathers combined with duck down to provide comfort and warmth, perfect for chilly nights. Featuring a 100% heavy, yet soft cambric cotton cover and box construction will keep the filling equally spaced throughout the duvet for maximum comfort. This Duvet has also been Messentex-treated to reduce allergies.