The Supreme is a mattress of superior quality and comes with some very exclusive features thatcontribute to its overall luxury feel. It has a deep quilted design as well as an open coil spring unit for additional comfort. Deep-quilted mattress are softer option in, which makes them a good all-rounder with an exclusive feel. With the Supreme, you also have full Edge support that provides a greater resistance around the boarders. Greater edge support means less sagging and falling towards the edge.Open coils are used to provide incredible support and also give the mattress the perfect firmness.Unlike your traditional pocket spring mattress, coil springs have that little extra bit of flexibilitywhich makes them lighter and therefore easier to turn over.The Supreme is fully compliant with BS7177 ignition source 5, the British safety specification forresistance to ignition of mattresses, divans and bed bases.The Supreme mattress is the perfect choice for exclusive client.For all of our mattresses in this range, MattressNextDay offers a low-price promise throughout.Please do chat to a member of our helpful team for further details.