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. Includes: One (1) twin mattress