"3M E-A-R Push-Ins uncorded push-to-fit foam earplugs are easy to use again and again, reducing waste. Blue stem makes fitting and removal easy and helps keep the tips clean when the wearer's hands are dirty. NRR 28dB. 100 pairs. U.S.A. Disposable Yes, Noise Reduction Rating NRR dB 28, Case Included No, Pairs qty. 100, Battery Required No, Hearing Protector Type Earplugs, AM/FM Radio No, Adjustable Fit No."
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