3M 90565-4DC-PS Pro-Grade Earmuff (1 per Pack)
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<b>[Product Information]</b><br>
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<li>Our #1 noise reducing Earmuff*</li>
<li>30 dB noise reduction rating (NRR)</li>
<li>Adjustable vented headband</li>
<li>Steel wires with rugged overmold design</li>
<li>Premium cushioning and pivoting cups for all-day comfort</li>
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