Are the materials in my new foam mattress harmful to me? May 01, 2024 18:08 Updated Our mattresses contain no harmful materials. All of the foam has been independently tested and CertiPUR-US® certified. Related articles What is CertiPUR-US® Certified? How long does Bob's warranty furniture? What is the dream sectional stuffing made of? Why does my new mattress feel different from the one in the store?