3M™ E-A-R™ Classic Soft™ Corded Earplug 311-6001 2000 EA/Case
3M™ E-A-R™ Classic Soft™ is made of proprietary thermal-reactive foam. The plugs start out firm to allow for easy fitting then soften from body heat for a comfortable fit.
∙ Poly bag keeps each pair of corded earplugs available or accesible for re-use.
∙ Regular size fits most earcanals.
∙ Noise Reduction Rating (NRR)* 31 dB. CSA Class AL.
*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™."