The silentnight miracoil 3 ella cushion top memory foam mattress benefits from continuous zoned springs to give extra comfort support and pressure relief for all shapes and sizes deep layer of body moulding memory foam for ultimate pressure relief combined with additional microquilted cushion top layer and a luxurious soft knit cover for a softer sleeping surface the ella cushion top memory is also hypoallergenic no need to turn mattress just simply rotate periodically to ensure even wear a