3M 7503 Large Silicone Ultimate Half Mask 7500 Series Reusable Respirator With Cool Flow Exhalation Valve, 4 Point Harness And Bayonet Connection, English, 15.34 fl. oz., Plastic, 5.8" x 10" x 7":
Amazon.com: 3M Reusable Respirator, Half Face Piece 7501, Use with Bayonet Cartridges/Filters (Not Included) for Gases, Vapors, Dust, Small Size : Tools & Home Improvement
Amazon.com: 3M Disposable Respirator, Half Face Piece Assembly 5301, Organic Vapor Respiratory Protection, Large Size : Tools & Home Improvement