The Claremont posture tech mattress by Sealy works to keep you comfortably rested and supported night after night.memory sense foam works alongside the springs to provide cocooning, body moulding comfort that will help you to stay asleep longer. Memorysense provides targeted comfort where your body needs it the most. Sealys bespoke posturetech spring system is at the heart of the mattress, designed to provide long lasting and deep-down support. The springs react to the weight and movement, applying support where your body needs it the most. The claremont mattress is single sided, and finished with a quilted surface for an added touch of luxury. All sealy mattresses are hand-crafted in britain and come with a 5 year guarantee for extra peace of mind. Medium firm, single-sided mattress 27cm depthavailable in single, small double, double, king and super king sizes. 5 year guaranteehandmade in the UK Sealy UK Size: Kingsize (5')