A combination of 10cm layer of memory foam on a base on 10cm reflex foam foam giving excellent support from edge to edge ensuring a comfortable and restful nights sleep 10cm of slow recovery v50 memory foam10cm of firmer reflex foamno need to turnedge to edge supportsuperior ventilationremovable zipped plain covervacuum packed for easy transportpromotes good blood circulationsuitable for any divan or bedframeconforms to your body shape and weightopen celled and breathabletemperature sensitiver