This Bonnell spring mattress features a premium spring system with a unique 3-layer comfort construction combining layers of eco foam eco cloud poly and memory foam creating an exceptional mattress. We’ve torn up the budget mattress rulebook by doubling the number of fillings and memory foam and doubling the comfort compared to other budget mattresses. Its budget mattresses redesigned redefined and revolutionized white noise-cool touch AC sleep surface: The white noise-cool touch sleep surface is up to 10 times more breathable than standard cool touch providing air-conditioned sleep for your body by regulating core temperature and inhibiting overheating whilst asleep. Our sleep scientists have created a sleep surface design with a luxurious long wave quilted design that actively supports the body’s key pressure points for a stress-free and pressure-relieving night’s sleep. There are 7 layers in total including springs, and 3 layers of memory foam.