3M E-A-R Classic Earplugs are an economical, reliable choice in hearing protection and conservation. The slow recovery foam used to create these ear plugs, provides a flame resistant, moisture resistant and sound resistant barrier for the ear canal, along with a deeper fit in the ear canal making the 3M E-A-R Classic Earplug one of the most widely used foam earplugs today.
- Cylindrical shape creates a snug seal for noise reduction
- Noise Reduction Rating (NRR)*: 29 dB. CSA Class AL
- Test compatible with 3M™ E-A-Rfit Validation System
- One size fits most
|CSA Type||CSA Class AL|