The kaydian gold coil and memory mattress has been designed with both comfort and support in mind the open coil sprung system combined with the 25mm of memory foam used in the mattress means that you will be sleeping on a surface that works to help relieve pressure points as well as to adapt to the contours of your bodywhat is more the integrated air vents help to keep yourself and the mattress cool whereas the easy grip handles aid with the regular rotation that is required dimensionssin