MATERIAL: Masks come with a non-woven fabric layer, Melt-blown fabric layer, double static absorption cotton, and soft non-woven fabric layer. NOSE-PIECE: Aluminum and PE/PP EARLOOP: Spandex and Polyamide USAGE: Filtration for particulate, when worn properly, may reduce potential exposure of the wearer to blood, virus, dust, and bodily fluids. SIZE: 200*100MM BFE: +95% CERTIFICATE: CE, ISO, FDA