Mattress - Open coil memory foam mattress with a tufted construction and 7 individual comfort layers. Memory Foam - Open cell next generation high density memory foam which moulds and shapes to the contours of the sleepers body. Bonnell Sprung Open Coil - The 21cm deep bonnell spring mattress features a premium spring system which distributes the sleepers weight evenly for extra support. Cool Touch Sleep Surface - The Cool touch breathable fabric provides airflow to regualte the core temperature of the sleepers body. Shipping - The mattress is compressed, vacuum packed, rolled and boxed making it easy to unpack.