The silentnight mirapocket tranquility memory deluxe 1000 pocket spring tufted mattress has been created with 1000 independent zoned pocket springs to provide responsive contoured support for a comfortable nights sleep together with generous layers of fillings including a deep layer of body moulding memory foam for ultimate pressure relief traditionally hand tufted mattress with luxurious knit lid treated with allergy uk approved purotex probiotics to keep the mattress naturally dust mite fre