3M™ E-A-R™ Classic™ SuperFit™ 30 corded Earplugs 311-1126, in Poly Bag 2000 PR/Case

Another innovation from 3M E-A-R, the Classic SuperFit 30 has a built-in visual check - the red fitting ring. If the red ring is visible after insertion, the plug may not be providing optimal performance.

∙ Poly bag keeps each pair of earplugs available or accesible for re-use.

∙ 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)* 30 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™.