Simmons ComforPedic Loft Spectrum Mattress - Queen Plush Individually engineered memory foam layers for softness, support and durability Added quilted panel encasing the foam layers for enhanced durability 8" ComforPedic Loft Plush Core that includes 2" of NxG Memory Foam 3" Contour-FlexEdge Support The (optional) Tritonfoundation with a Power Beamfor 20% greater strength and reduced motion. See our Mattress Set matching item for the Triton foundation.