Silk and Microfibre Duvet 10.5 TogSupersoft, luxurious the list of superlatives go on and on! This luxurious affordable hypoallergenic duvet has a 300 thread count sateen stripe cover, with a 10% Mulberry Silk and 90% genuine 0. 07 denier microfibre filling. It has a box construction which ensures that the fibres are contained therefore eliminating cold spots and is complimented with a self piped finish. The duvet is presented in a printed cotton bag which can be used for storage etc