• 3M™ E-A-R™ Classic™ Earplugs set the standard in hearing protection as the world's first foam earplugs
• Slow recovery, low pressure foam conforms to the shape of the ear canal for enhanced comfort and wearability
• Moisture-resistant—helps maintain a consistent expansion time, even in humid environments
• Noise reduction rating (NRR) 29 dB. CSA Class AL
• Flame resistant—important for potential arc flash situations and for storage considerations

3M™ E-A-R™ Classic™ uncorded earplugs set the standard in hearing protection as the world's first foam earplugs. Constructed from slow-recovery foam, the disposable earplug comes in a clean, convenient pillow pack.
Still one of the most widely used foam earplugs today, the 3M™ E-A-R™ Classic™ earplug is an economical, reliable choice in hearing protection.

- Reusable Pillow Pack helps keep earplugs clean when they are not being worn.
- Conforms to the shape of the earcanal to help create a comfortable, snug noise barrier
- Slow-recovery earplug foam is flame-resistant and moisture-resistant
- Noise Reduction Rating (NRR)*: 29 dB. CSA Class AL.
- Test compatible with 3M™ E-A-Rfit™ Validation System.

*The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided.

3M is Leading the Advancement of Hearing Conservation™.