3M™ E-A-R™ Classic™ earplugs 312-1201, Uncorded, Poly Bag, 2000 Pair per case
3M™ E-A-R™ Classic™ earplugs 312-1201, Uncorded, Poly Bag, 2000 Pair per case
Technical Specifications
- 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™ 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
More Product Details
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 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 earplugs available. 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™.