The Silentnight Mattress-Now 7 Zone memory foam roll up mattress offers an array of innovative features at an outstanding price. Designed to provide a more relaxed nights sleep, this medium-firm mattress is made of high-density Miratex foam which absorbs movement so you and your partner wont roll together. It also provides edge to edge support, maximising its sleeping surface. And with 7 zones of targeted support softer for your shoulders, firmer for your hips and lower back youll enjoy unparalleled support for your entire body. An upper layer of memory foam provides superb pressure relief. This mattress comes with a soft-touch quilted cover and is treated with Allergy UK-approved Purotex so its hypoallergenic. The British-made Silentnight Mattress-Now 7 Zone arrives rolled up and vacuum packed. Simply unroll and its ready to sleep on in two hours. Suitable for divan bases and bed frames. An online exclusive. Did you know?: After delivery the mattress should be aired for four hours to freshen and remove any aroma from storage. Please allow roll-up mattresses to fully recover before use, which usually takes two hours. Settlement of fillings is natural and not considered a defect. This can be minimised by regularly rotating the mattress.