Constructed from slow-recovery foam,the disposable earplug conforms to the shape of the ear canal for excellent hearing protection.3M E-A-R Classic Uncorded Earplugs are a reliable choice in hearing protection and conservation. The slow recovery foam used to create these ear plugs provides a moisture resistant and sound resistant barrier for the ear canal, making the 3M E A R Classic Earplug one of the most widely used foam earplugs today.
No packaging waste with each pair
Noise Reduction Rating (NRR)*: 29 dB. CSA Class AL
Test compatible with 3M™ E-A-Rfit Validation System
