- Stem helps users insert earplug into their ear canals
- No need to touch the ear tips during earplug insertion, helping to keep ear tips clean longer
- Soft polymer is washable and reusable
- Compatible with the 3M E-A-Rfit Validation System
- Noise reduction rating (NRR)*: 25 dB for standard Ultrafit and 27 dB for Ultrafit 27.
- CSA Class AL
- For industrial/occupational use only. Not for consumer sale or use
