This memorize deluxe mattress is a soft open coil sprung mattress that has been designed to maximise support by using a bonnell spring grid and deep layers of luxurious memory foam to enhance the comfort memory foam responds to body heat naturally moulding it to the contours of the body providing correct posture for a more support nights sleep the memorize deluxe mattress is finished in a luxurious cool touch fabric thats allows the mattress to breathe