Our New Generation mattress contains 2cm of super soft visco foam, & 7cm of temperature sensitive slow recovery high density memory foam on a 12cm base layer of high performance foam. The base layer of support foam is castellated to help provide enhanced air circulation & zoned in the middle for extra support. Visco elastic memory foam is an advanced material which ensures weight is evenly distributed, preventing pressure build-up in prominent areas of the body. This long lasting material is temperature sensitive & moulds to the exact shape of your body. It helps to reduce tossing & turning in the night & is widely recommended by chiropractors for many joint related problems. These types of mattresses are widely used by athletes & sporting professionals as well as for general health & well being. The mattress has a medium feel & comes with a soft knit zip on removable cover.