80529-12002 3M E-A-R Classic Uncorded Earplugs,Hearing Conservation 312-1201

3M(TM) E-A-R(TM) Classic(TM) uncorded earplugs set the standard in hearing protection as the world's first foam earplugs. Constructed from slow-recovery foam, these disposable earplugs are uniquely moisture-resistant. Still one of the most widely used foam earplugs today, the 3M(TM) E-A-R(TM) Classic(TM) 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. (bul) Poly bag keeps disposable earplugs available. (bul) Flame-resistant and moisture-resistant (bul) Noise Reduction Rating (NRR)*: 29 dB. CSA Class AL. (bul) Test compatible with 3M(TM) E-A-Rfit(TM) 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(TM).