The Silentnight Mattress-Now Comfortable Foam mattress is an outstanding value roll up mattress. Comfortable and supportive, this medium-soft mattress is made of high-density Miratex foam. This innovative foam absorbs movement, so you and your partner won't roll together while sleeping. It also provides fantastic edge to edge support, maximising the full sleeping surface of the mattress. Treated with Allergy UK-approved Puratex to eliminate dust mites and other allergens, this hypoallergenic mattress promises cleaner, healthier sleep. It comes with a soft, quilted white cover. The Silentnight Mattress-Now Comfortable Foam mattress arrives vacuum packed and rolled up so its easy to move into your home. Simply unroll it and its ready to use in two hours. Suitable for any divan base or bed frame, this British-made and budget-friendly mattress is a 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.