The cube is one of our bestselling hybrid spring mattresses since its inception. Where great value meets great quality, it is a British Manufactured Memory Foam Spring Mattress featuring a 'cube' quilted sleep surface. Quilted with our British made polyester and intelligent Cooltouch fabric, it provides the user with an additional comfort layer. Underpinning this is a layer of British Manufactured Memory Foam. These comfort layers sit upon a 13.5 Gauge German Engineered Double Insulated Spring System. This mattress is a great option for those looking for a new mattress for their spare room or kids room. This mattress arrives rolled and boxed to allow for easy transport to a room of your choice. Starlight Beds Cube Memory Foam Hybrid Spring Mattress in Grey Size: Small Double