Still one of the most widely used foam earplugs today, the 3M™ E-A-R™ Classic™ earplug is an economical, reliable choice in hearing protection and conservation.
Features:
Reusable Pillow Pack helps keeps earplugs clean when they are not being worn.
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): 29 dB. CSA Class AL.
Test compatible with 3M™ E-A-Rfit™ Validation System.
