Machine washable: Machine washable, and can be tumble dried on a low heat setting. Duvet: Snuggle up with a luxury hollowfibre duvet. Sizes: Choose Single, Double or King size. Hypoallergenic: Made with a super soft, high quality and hypoallergenic spiral hollow fibre filling. Features: Premium quality channel stitched hollowfibre inner with polypropylene (Corovin) outer. Tog: 15 tog. Luxury Hollowfibre Duvet | Living Social