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  5. Earmuffs
  6. 3M™ E-A-R™ Model 4000 Multi-Position Earmuffs 331-4000, 20 EA/Case

3M™ E-A-R™ Model 4000 Multi-Position Earmuffs 331-4000, 20 EA/Case

  • 3M ID 7000029954
  • UPC 10080529310252

Vertical adjustment system for quick and easy fitting

Large earcup openings to fit most ear sizes

Soft, wide cushions for even pressure and extra comfort

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Discontinued

Specifications

Details

Highlights
  • Vertical adjustment system for quick and easy fitting
  • Large earcup openings to fit most ear sizes
  • Soft, wide cushions for even pressure and extra comfort
  • Noise Reduction Rating when worn over the head NRR 27 dB/CSA Class A. When worn behind the head or under the chin NRR 26 dB/CSA Class A *The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR according to the authority in your juristiction or reduce by 50% for estimating the amount of noise reduction provided

Provides outstanding comfort and protection at a budget-conscious price. *The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR according to the authority in your juristiction or reduce by 50% for estimating the amount of noise reduction provided. 3M is Leading the Advancement of Hearing Conservation™.