Sleep on the unmatchable luxury and comfort of pure silk fibre this single mattress topper from belledorms premier bedding range offers not just opulent comfort but many health benefits too the silk and polyester filling is naturally breathable regulating your body heat and wicking away moisture to keep you warm in winter and cool in summer the natural protein in each silk fibre also creates an inhospitable home for dust mites helping to reduce the symptoms of asthma eczema rhinitis and