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. Constructed from slow-recovery, low pressure foamthat conforms to the shape of the ear canal for enhanced comfort and wearability. These disposable earplugs are uniquely moisture and flame-resistant. NRR: 29dB. 10 boxes/case.
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