The All Canadian Collection 11.5" Medium Firm Pocket Coil mattress has 1" of Eurotrex ViscoGel Memory Foam which contours to your body and helps alleviate pressure points while keeping your body temperature regulated, all at the same time! The zoned medium firm comfort layer is made from soy based oils which reduces the need for petroleum chemicals and is better for the environment! The Zoned Pocket Coil system reduce motion transfer, contour to your body, and are zoned in the centre third of the mattress to help support your body where it needs it the most. Last but not least, the top panel is quilted to Gel Quilt Foam which is another cooling factor to give you a great night's sleep!