A combination of Airsprung's 13.5g framed Duraspring unit along with soft white polyester fillings and a layer of Memory Foam provides the ultimate comfort and support. The Memory Foam layer reacts to your body's temperature and slowly moulds around your contours to offer a unique feel and great support. This mattress comes with four breathable vents and has a stretchable soft knitted panel on the sleeping surface. Divan base comes in a quilted matching cover and a non slip lid so your mattress sits perfectly on top. With various storage options and castors for easy movement when required.