This Pocket Memory Foam Mattress is designed to fit a Small Single Bed it is also ideal for use on all Adjustable Divan Beds.The pocket sprung part of the mattress is made with superior quality springs providing the familiar bounce of a traditional mattress. A 70mm (2.75\") layer of high density memory foam is added to provide superior comfort and ultimate support, moulding to your body for a comfortable nights sleeps. This mattress provides the thermal properties associated with Memory Foam therefore providing a warmer option throughout the Winter months. Alternatively you can turn the mattress and sleep comfortably on the cool side of the 500 pocket spring system, thus providing a firmer support when needed.