E-A-R Earmuffs, Model 1000 330-3001 3M

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    E-A-R Earmuffs, Model 1000 330-3001 3M

    E-A-R Earmuffs, Model 1000 330-3001 3M

    Details:

    • 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 20 dB (CSA class B) when the band is worn over-the-head. NRR 22 dB (CSA Class A) when the band is worn under-the-chin. NRR 22 dB (CSA Class B) when band is worn behind-the-head.

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Details:

  • 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 20 dB (CSA class B) when the band is worn over-the-head. NRR 22 dB (CSA Class A) when the band is worn under-the-chin. NRR 22 dB (CSA Class B) when band is worn behind-the-head.

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