MaxCoil Athena is a Orthopaedic Bonnell Spring mattress that will provides full body support for a soundly night and with firm back support for those who prefer a firm mattress. Bonnell Spring System
6 Turn Coil
Coconut Fiber for Firm Back Support
Anti-Bacteria
Anti-Fungi
Anti-Dust Mites
Thickness 8″ inch
Firmness Scale : 7/10, Extra firm