Klaussner Grandeur 13-Inch Memory Foam King Mattresses Active charcoalfights odors, filters harmful elements, resists mold and mildew Silver technologykills 999-percent of all bacteria and harmful dust mites Aloe veranaturally therapeutic topical that encourages healthy skin and promotes calmness Negative Ionfreshens, purifies and neutralizes harmful allergens, pollen and airborne particles carrying them away from the body and rendering them harmless Bamboo natural renewable cover reduces body heat transfer and adds additional comfort airflow pressure relief foam reduces body pressure and increases in ventilation of the memory foam throughout the mattress for a fresher more comfortable sleep