-Made of 100% Non-woven Polypropylene (PP) which is soft, non-irritating, fluid repelling and free from fiberglass with the addition of a carbon layer which filters bad odors and organic vapors. -Comes with encapsulated nose-piece which provide better fit. -The High Bacteria Filtration Efficiency (BFE) of 99.8% at 2.7 micron and low breathing resistance offers excellent protection against airborne and splatters of saliva and blood.