Combined Organic vapor/acid gas cartridge with P100 particulate filter. Swept-back design for enhanced field of view and balance. NIOSH approved against certain organic vapors, acid gases and particulates. Use with 3MT Half and Full Facepieces 6000 Series and 3MT Half and Full Facepieces 7000 Series with bayonet style cartridge holders. Yellow/magenta. 2/pk.