The Silentnight Anti Allergy 10.5 Tog duvet is the ideal option for asthmatics and allergy sufferers, as it provides dual protection against dust mites and bacteria. It is warm enough for the cooler nights of spring and autumn and is also machine washable, to ensure that it remains fresh and hygienic. This set contains a pack of two Silentnight Anti Allergy Pillows, they offer a soft, smooth microfibre cover and support that's suitable for front or back sleepers, courtesy of a 100 per cent hypo-allergenic hollowfibre filling.