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3M™ Optime™ 105 Black Helmet Mount Hearing Protection


Airgas Part #:3MRH10P3E

Manufacturer Part #:7000002327

$37.64 /Each
Package Size Options
$37.64 Each
$376.40 Case 10 Each / Case

Item Details

  • 3M™ Peltor™ Optime™ 105 Red/Black Cap Mount Earmuffs with 27 dB NRR feature double-shell technology to provide effective hearing protection. They have proprietary Twin-Cup™ design and can take the noise levels up to 105 dBA. Earmuffs with liquid/foam filled cushions are color-coded to help match attenuation needs. Cap mount design makes them easy to design. Earmuffs have an ear cup whose pivot points tilt for optimum comfort and efficiency. They are developed to provide ultimate protection in the most demanding noise environments.


  • Proprietary Twin-Cup™ design has soft, foam-filled earmuffs
  • Easy cap-mount design
  • Earcup pivot points tilt for optimum comfort and efficiency
  • Color-coding to help match attenuation needs


  • CSA Class AL
  • Noise Reduction Rating (NRR): 27 dB


  • Assembly
  • Cleaning
  • Demolition
  • Electrical
  • Facility Maintenance
  • Grinding
  • Machine Operations
  • Painting
  • Sanding
  • Welding


  • 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

Product Attributes

Trade Name

» Optime™ 105

Safety Product Type

» Hearing Protection

Wearing Position

» Helmet Mount


» Black