Moldex Special Ops N95 Medium. Large Particulate Disposable Respirator has contoured nose bridge with soft foam nose cushion allows all day comfort. It comes with Handystrap that allows mask to conveniently hang down around the neck, exclusive Ventex valve that lets the hot air out faster so breathing resistance is reduced and a Dura-Mesh shell which protects filter media and resists collapse so the respirator holds its shape longer. It meets heat and flame resistance in accordance with ANSI ISEA 110-2003 Section 7.11.1 and NIOSH 42CFR84 standard. It features solid black color that stays cleaner looking longer for preventing premature disposal. 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.