Our Zig Zag Memory Foam Spring Mattress is a budget friendly spring mattress. It combines a layer of British Manufactured Memory Foam, Recycled Polyester layers and a German Engineered Spring System. This combination has been developed to make the most cost effective, comfortable mattress. Encasing the mattress is a grey stylish modern quilted border. The top layer of this mattress is a deep quilted sleep surface designed to add an additional comfort layer.