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3M™ Model 1000 Ear Muff

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Multi-position Ear Muff

Model 1000 Ear Muffs feature durable, lightweight construction of non-conductive, dielectric plastic that can be worn over-the-head, behind-the-neck or under-the-chin.

  • Low-profile and lightweight ear muffs
  • Multi-position capability may be worn over-the-head, behind-the-head, or under-the-chin
  • Protective seal without excess pressure
  • Pivoting ear cup connections maintain the seal and proper alignment
  • Large ear cup openings and soft, foam-filled cushions
  • Durable, lightweight construction of non-conductive, dielectric plastic 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.
  • NRR 20 dB (CSA Class B) when worn over-the-head
  • NRR 22 dB (CSA Class A) when worn under-the-chin
  • NRR 22 dB (CSA Class B) when worn behind-the-head


3M™ ear muffs must be used in accordance with OSHA regulations, and the user instructions, warnings, and limitations accompanying each product.

Color Black, Maroon
ANSI S3.1974 Yes
Cushion Material Foam
CSA Z94.2 Class A
Cushion Color Black
For Use With (Application) Assembly, cleaning, demolition, electrical, facility maintenance, grinding, machine operations, painting, sanding, welding
High Visibility No
Model 330-3001
Pairs per Package 1 Ea.
Noise Reduction Rating (NRR) 20 dB (over-the-head); 22 dB (behind-the-neck)
Product Type Ear Muff
Headband Color Black
Dielectric Yes
Material ABS
Style Multi-position
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