Our Queen mattress comes in 3 main categories of firmness. Traditional feel (Cooper Polyfoam), Memory Foam feel (Sienna Memory), and Latex (Aurora latex). Each of these models has 6 firmness variations which total 23 variations of the queen sized mattress. We have even more possibilities than the 23 variations when you ask us to adjust the layers. When you buy an ausbeds Queen mattress in Australia mattress you also have the ability to change between many of these variations after delivery.