Open coil: You'll have a wonderful sleep night after night with this mattress which has been carefully designed with an open coil spring system and a layer of next generation memory fibre! Memory fibre mattress: Get a Grey collection straight line memory fibre sprung mattress. Design: Features a micro quilted straight line design with a soft, cool touch fabric. Hypoallergenic: Mattress is hypoallergenic with anti-dust mite filling for a clean and fresh bed. Support: The memory fibre moulds to the shape of your body for ultimate comfort in any sleeping position, with the spring unit allowing weight to be distributed evenly across the mattress for added support. Sizes: Choose from a small single, single, small double, double or king mattress. Memory Fibre Open Coil Sprung Mattress | Grey | Living Social