Studies have shown filtering facepiece particulate respirators can provide protection equivalent to a rubber facepiece respirator, at a lower cost with greater convenience. Lightweight construction contributes to increased wearing comfort. Advanced Electret Media (AEM). Adjustable noseclip provides a custom fit and secure seal while reducing the potential for eyewear fogging. Respirator Type: Half-Face Mask; Rating: N95; Airborne Contaminant Resistance: Non-Oil Based Particulates; Liquid Mists in Concentrations Not Exceeding 10X PEL/OEL; Solid Particulates; Material(s): Advanced Electret Media; Aluminum (Nose Clip); Polyisoprene (Straps); Polyester (Shell/Coverweb); Polypropylene (Filter); Polyurethane (Nose Foam); Steel (Staples).