3M™ E-A-R™ Earmuffs, Hearing Conservation 330-3002 Model 3000 24 EA/Cas
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This earmuff combines excellent attenuation with comfortable durability. Provides a protective seal without excess pressure while the pivoting earcup connections help maintain the seal and proper alignment. ∙ These lightweight earmuffs may be worn over-the-head, behind-the-head, or under-the-chin. ∙ Large earcup openings and soft, foam-filled cushions offer a snug, comfortable fit. ∙ Durable, lightweight construction of non-conductive, dielectric plastic. ∙ Noise Reduction Rating* NRR 25 dB (CSA class A) when the band is worn over-the-head. NRR 26 dB (CSA Class AL) when the band is worn under-the-chin. NRR 26 dB (CSA Class AL) when band is worn behind-the-head. *The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided. 3M is Leading the Advancement of Hearing Conservation™. "
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