The Moldex 2300 Series N95 particulate respirators are suitable for most welding applications. Dura-Mesh®s Dura-Mesh® shell resists collapsing in hot humid conditions common to most welding applications. Meets heat and flame resistance in accordance with ANSI/ISEA 110.2003 Section 7.11.1. An ideal respirator for 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. No oils present. Packaged 10/bx. 10 bx/cs. Sold by bx