Revitalize your aging mattress with the DreamFoam 2 inch gel swirl memory foam topper. The soft visco-elastic memory foam will add comfort and increase the quality of sleep mattress immediately. It's a great way to add a bit of plushness to a firm mattress too. Made in the USA with CertiPUR-US foam.What CertiPUR-US means.-- Made without ozone depleters, PBDEs, TDCPP or TCEP ("Tris") flame retardants, mercury, lead, heavy metals, formaldehyde, or phthalates regulated by the Consumer Product Safety Commission. No chlorofluorocarbons (CFCs), low VOC. The foams are performance-tested, durability-tested, emissions-tested, and content-tested by independent, accredited testing laboratories.