NIOSH APPROVED: For at least 95% filtration efficiency against certain non-oil based particles like dust.,COOL COMFORT: 3M Cool Flow Valve, incorporating proprietary technology, helps reduce heat and humidity build-up inside the respirator to help keep the wearer more comfortable. Designed for hot/dusty work settings requiring long periods of wear.,FEWER PRESSURE POINTS: M-noseclip adjusts easily for fewer pressure points, a custom and secure seal, and greater comfort.,SECURE SEAL: Braided headbands two-strap design with dual point attachment helps provide a custom and secure seal.,BREATHE EASIER: Highly charged microfibers enhance the capture of airborne particles while allowing you to breathe easier.,APPLICATIONS: Grinding, sanding, sweeping, sawing, bagging, or other dusty operations as well as wildfire smoke inhalation.,For industrial/occupational use only. Not for consumer sale or use.