This corded foam earplug features a bell shape and super-soft, slow-recovery foam to effectively seal the earcanal and provide reliable hearing protection.
Poly bag keeps each pair of earplugs clean before use
Bell shape allows easy fitting and removal.
Noise Reduction Rating (NRR)*: 33 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™.