3M™ E-A-R™ Earmuffs Model 4000 331-4000

Supplied in: Each
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Quick Overview

Headband earmuffs guarantee maximum comfort and protection at a minimum cost

Product Details

  • Durable and reliable hearing protection earmuffs at a budget-conscious price
  • With a vertical adjustment system to make for fast and easy fitting
  • Features large earcup openings that are guaranteed to fit most ear sizes
  • Designed with soft and wide cushions to allow even ear pressure and extra comfort
  • With a Noise Reduction Rating (NRR) of 27 dB (CSA Class A)


Adjustable Headband?: Adjustable Headband
Band Position: Multi-Position
Cup Material: ABS
Easy Reorder Eligible: Yes
Enables Industry Compliance: CSA Class A
Item Type: Earmuff
Manufacturer Name: 3M COMPANY
Manufacturer Part Number: 331-4000
Noise Reduction Rating (NRR): 27 dB