The Ergoshell Premium is a dream mattress. The top layer of the Ergoshell Premium mattress comprises of Foams with a cell structure that enhances breathability and has anti bacterial properties. The Super plush feel on the surface makes you want to sleep an extra hour. However, despite the softness, the body will remain in a perfect alignment due to the Ergoshell technology at the base of the mattress. It is only with the Ergoshell technology that one can make a mattress that is so plush yet perfectly Ergonomic.