Moldex N95 Medium. Large Particulate Disposable Respirator has molded nose bridge with soft foam nose cushion provides the wearer an easy and comfortable fit. It comes with exhale valve that reduces hot air build up and Dura-Mesh? shell which protects filter media and resists collapse so the respirator holds its shape longer. It features Softspun? inner liner and meets heat and flame resistance in accordance with ANSI / ISEA 110-2003 Section 7.11.1. It is applicable in hot, humid and dusty environments such as welding, soldering and brazing, grinding, sanding, sweeping, bagging, stone quarrying, metal machining, cement, underground mining, polishing, buffing, lime, poultry and textiles. Respirator is sold as 10 per box. For areas with oils present, use an R or P respirator.