Here's the solution for workers who frequently need a respirator for job after job. It's reusable?just replace cartridges and filters when used to capacity. Comfortable, soft and lightweight with easy-to-adjust headstraps. Use with NIOSH-approved 3M Filters 2000 Series, 3M Filter 7093, P100, 3M Cartridges 6000 Series, or 3M Dual Airline Systems. Suitable for use against a variety of gases, vapors, and particulate hazards. Respirator Type: Half-Face Mask; Rating: P100; Material(s): Lightweight Thermoplastic Elastomer; Valved: Yes.