Proudly made in Australia, the Sealy Posturepedic Exquisite Hammond Super Firm Mattress encourages a blissful sleep. Nod off in the reassuring knowledge that Sealy’s support technology has been backed by orthopaedic research. An innerspring coil system and gel-infused ComfortCore Plus work together to provide superior support where you need it most. A deep super firm comfort layer provides sumptuous comfort while maintaining a supportive core.