Features: Layers of memory foam which help to support your body as well as promote good blood circulation. Base: 13.5 Gauge Open Coil Bonnell spring base. Ideal: For those who are looking to improve the quality of their sleep. Sizes: Available in single, small double, double and king. Product: Get this Luxury Orthopeadic 'Rome' Memory Sprung Mattress today! Perfect: For providing you a good nights rest! Luxury Orthopeadic 'rome' Memory Sprung Mattress | Living Social