CertiPUR-US Certified -Our copper mattress is crafted for safety, durability, performance, emissions, and content. Made without harmful substances, our memory foam and fabrics have been independently safety tested to comply with all applicable mandatory and voluntary safety standards for mattress products. Fiberglass-free FR inner cover-The inner cover of the mattress provides a safe, effective flame retardant layer around our mattresses, without the negative aspects of fiberglass and other fire-retardant chemicals. That means no skin irritation, no breathing problems, and no health risks for you and your family. MLILY Copper Memory Foam - Ventilated copper gel infused aerofusion memory foam will reduce your risk of skin disease and ensuring a cleaner sleep environment.