3M Dust Masks With Valve
3M Dust Masks: N95 Particulate Protection, Exhale Valve, Adjustable Nose Clip, Two Elastic Straps. This disposable N95 particulate respirator features the proprietary 3M™ Cool Flow™ Valve and helps provide comfortable, reliable worker respiratory protection. It is ideally suited for hot/dusty work settings that require long periods of wear.