3M E-A-R Classic Plus Metal Detectable Corded Earplugs, 311-4101, yellow
3M E-A-R Classic Plus Metal Detectable Corded Earplugs offer the comfort and hearing protection of 3M E-A-R Classic Plus in addition to metal detectable features to prevent earplugs from contaminating products or processes.
Corded Ear Plugs
3M™ E-A-R™ Classic Earplugs are an economical, reliable choice in hearing protection and conservation
The slow recovery foam used to create these ear plugs, provides a flame resistant, moisture resistant and sound resistant barrier for the ear canal, alo
Poly bag keeps earplugs clean and accessible for re-use
Stainless steel ball bearing in the earplug and metal particles in cord for metal detection systems
Regular size fits most ear canals
Corded for easy short term storage around the neck
Sweat and moisture-resistant for use in humid environments
Flame resistant for use in environments with flammability or explosion potential
Noise Reduction Rating (NRR)*: 33 dB
CSA Class AL
Test compatible with 3M E-A-Rfit Validation System
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