Offers the highest noise reduction rating in the industry. Unique, nonirritating foam is longer for deeper insertion into the ear canal. Provides optimal hearing protection; perfect for airline mechanics and stamping machine operators. Corded/Cordless: Cordless; Shape: Cylindrical; Material(s): PVC Foam; Noise Reduction Rate (NRR): 33 dB.
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Noise Reduction Rate (NRR) [Nom]:
200 per box
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3M products must be used in accordance with OSHA regulations, user instructions, warnings and limitations for each product.