High-Density Foam CushionsFoam cushion features high performance fabric designed to provide active moisture evaporation and cooling at patient pressure points Medium density foam for excellent pressure relief and comfort Antimicrobial treatment helps protect product from bacteria and fungi* Resistant to water and mildew and compliant with flammability requirements of California 117 2013 Aggressive nonslip bottom helps keep cushion firmly in place*These antimicrobial properties