The Flexcell 700 Coolmax from Breasley is made using a base layer of castellated reflex foam which is 13cm deep finished with a top 7cm layer of memory foam. Memory foam is a slow recovery foam giving support to your body where is needs it the most. The mattress has a coolmax cover which is designed to take moisture away from the body and help keep the body cool by providing the body with air. This Breasley Flexcell 700 has a supreme feel providing a great nights sleep. The total depth of the mattress once inflated is 20cm. Flexcell 700 memory foam density in this mattress is 55kg/m which is a high quality memory foam.