3M™ E-A-R™ Classic™ corded foam earplugs set the standard in hearing protection as the world's first foam earplugs. Classic™ Plus earplugs are slightly longer than regular E-A-R™ Classic™ earplugs to fit deeper into the earcanal and provide higher noise reduction.
- Classic Plus are longer than Classic earplugs to fit deeper into the earcanal and provide higher noise reduction.
- Flame-resistant and moisture-resistant.
- Noise Reduction Rating (NRR)*: 33 dB. CSA Class AL.
- Test compatible with 3M™ E-A-Rfit™ Validation System