Did you know that memory foam was first developed by NASA to cushion astronauts as they were buffeted around the cockpit? These days, memory foam is used in the home to give you comfort & support that is out of this world. Our Double Memory Foam Topper adds a thick layer of the most luxurious memory foam to your mattress that will ensure you get a perfect nights sleep. If your mattress is hard & lumpy then investing in a new memory foam topper will help to relieve aches & pains & stop you tossing & turning each night. The elastic memory foam moulds itself to the shape & contours of your body helping to promote better circulation & aid deep sleep.