Available in a full range of sizes, this pillowtop memory foam mattress is a true indulgence. perfect for everything from a master suite to a kid's bedroom, the mattress delivers a 460 verticoil elite innerspring design that's resilient to fully support natural movement. the addition of certipur-us certified memory foam adds yet another layer of comfort. its full 360-degree memory foam encasement delivers greater strength to support your body all night long. this exceptional mattress measures 11.5 inches tall and is compliant with federal fire safety standards.