These uncorded foam earplugs offer a soft, low-pressure solution for comfortable wear
Poly bag keeps earplugs clean before use.
Regular size fits most earcanals.
Noise Reduction Rating (NRR)* 33 dB. CSA Class AL.
Test compatible with 3M™ E-A-Rfit™ Validation System.
*Must see the Learn More Section - How to Use the NRR. 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™.