- 3M™ Service Life Indicator to help determine when to change your cartridge in appropriate environments*.
- Optimized cartridge use with service life indicator based on individual exposures and breathing patterns.
- NIOSH approved for protection against certain organic vapors and particulates.
- Swept-back design allows an enhanced field of view and increased comfort.
- Bayonet compatibility allows use with most 3M brand half and full facepiece designs.
*Please see the 60921i User Instructions or the 3M™ Select and Service Life Software (3M.com/ServiceLifeSoftware) to determine if these cartridges are appropriate for your work environment.