3M™ Gas, Vapor and Particulate Filters have a bayonet-style connection that fits any full-face 3M™ Reusable Mask, and they're designed to optimize your field of vision. Our filters offer lightweight and well-balanced breathing protection for hazardous environments. Rating: P100; Airborne Contaminant Resistance: Certain Organic Vapors as well as Non-Oil and Oil Particulates at Concentrations up to 10 Times the Permissible Exposure Limit (PEL) with Half Facepieces or 50 Times PEL with Full Facepieces; Formaldehyde; Material(s): Plastic; For Use With: 3M™ Full Facepiece Series FF-400, 6000, 7800, Half Facepiece Reusable Respirators Series 6000, 6500, 7500; Scott™ AV-3000 HT Facepieces, AV-3000 SureSeal Facepieces.