Respirator Replacement Filter, 1 Pair 60923. One Size. For 3M 6000, 7000 Series Order Quantity: 1 Pair Replacement Cartridges Color: Pink One Size NIOSH approved against certain organic vapors, acid gases and particulates. Use with 3M Half and Full Facepieces 6000 Series and Half and Full Facepieces 7000 Series with bayonet style cartridge holders.