Comfortable and easy to wear maintenance-free respirator can provide protection equivalent to a rubber face piece. Advanced Electret Media enables the respirator to filter effectively without sacrificing breathability. Meets NIOSH 41 CFR 84 N95 requirements TC-84A- 0007. Use for minerals, coal, iron ore, flour, etc. and liquid or non-oil based particles from sprays that do not emit harmful vapors. Do not use for paint spray, oil aerosols, gases, vapors, asbestos or sandblasting. Respirator does not supply oxygen.