3M 312-1201 E-A-R Classic Ear Plugs Features
* 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 312-1201 E-A-R Classic uncorded ear plugs set the standard in hearing protection as the world's first foam earplugs. Constructed from slow-recovery foam, these disposable ear plugs are uniquely moisture-resistant.
Still one of the most widely used foam ear plugs today, the 3M 312-1201 E-A-R Classic ear plug is an economical, reliable choice in hearing protection and conservation. Slow recovery, low-pressure foam conforms to the shape of the earcanal to help create a comfortable, snug noise barrier. - Poly bag keeps disposable ear plugs available. - Flame-resistant and moisture-resistant - Noise Reduction Rating (NRR)*: 29 dB. CSA Class AL