It's important to keep your respirator working at optimal performance. 3M™ Replacement Organic Vapor Cartridges are designed to bring you a quick and easy replacement solution when you're working with spray paints, solvents, pesticides and more. For professional use only, give yourself and your crew the essential respiratory protection with 3M™ Replacement Organic Vapor Cartridges. Contains 2 pair of replacement 6001 organic vapor cartridges approved for use with 3M™ 6000, 6500 and 7500 series facepieces. NIOSH approved: OV.