3M 7000002298 | E-A-R 391-1001 Cylinder Shape Foam Regular EarPlug

3M E-A-R Classic Earplugs have set the industry standard for noise reduction as the world's first foam earplugs. These earplugs are made of a proprietary soft energy-absorbing slow-recovery foam that's designed to conform to the shape of the ear canal to help provide hearing protection. The world`s first foam earplugs and still the most widely used cylindrical earplug today. Packaged in convenient Refill Bottles to fit One Touch dispenser. Flame-resistant and moisture-resistant.. 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.

Features:

• Proprietary soft, slow-recovery foam is comfortable and helps with earplug fitting
• Moisture-resistant foam
• Compatible with the 3M E-A-Rfit Validation System
• Dispenser packaging option for uncorded earplugs
• Noise Reduction Rating (NRR): 29 dB CSA Class AL
• Pillow pack option for storage of earplugs between uses