Advantage Combination Gas/Vapour/P100 Respirator Cartridges• Lightweight, low-profile performance • Fits MSA Advantage® respirators • Combines gas/vapour protection with a permanently attached P100 filter.  Sold per PairOrganic Vapours/Chlorine/Sulfur Dioxide/Chlorine Dioxide/Hydrogen Chloride/SAG103  Manufacturer's Part: 815366 Multi-Gas/P100 Hydrogen Sulfide(Escape Only)/Formaldehyde/ 2 Hydrogen Fluoride Permanently Preattached P100 Filter