? Consists of 6 Double Layers on each side. One extra layer will be added for Pillow Top. ? High quality Knitted Fabric. ? Insulation Polyester layer. ? Layers of Compressed High Density Foam in different thickness for orthopedic support. ? Insulation layers that works as an anti fungi & bacteria and supports the upper level of the mattress. ? Innersprings are wrapped with one 1000 kg/m? layer of insulation Felt. ? Richmond Innerspring Mattress Unit for Backbone Safety?: High quality, flexible, and rustproof inner springs with global specifications. ? Fabric Fire Retardant with 100 % PES respect the standard BS EN 597-1 and BS EN 597-2 (match and cigarettes). ? 5mm Border wire for more edge support around the mattress. ? Four Fabric Handles for easy movement of mattress. ? Mattress Height ranges between: Victoria PillowTop: (29-28) CM ? Three years manufacturer?s warranty.