3M™ E-A-R™ Classic™ Plus Metal Detectable Earplugs #311-4101 – Corded

Manufacturer #: 311-4101 SKU: 45696 contact us for a quote

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Constructed from slow-recovery foam, the disposable earplug conforms to the shape of the ear canal for premium hearing protection.

3M™ E-A-R™ Classic Earplugs are an economical, reliable choice in hearing protection and conservation.

The slow recovery foam used to create these ear plugs provides a flame resistant, moisture resistant and sound resistant barrier for the ear canal, along with a deeper fit in the ear canal making the 3M™ E-A-R™ Classic Earplug one of the most widely used foam earplugs today.

  • Designed with detectable metal components for food processing and other industries where it is critical to keep earplugs from contaminating products and processes.
  • Test compatible with 3M™ E-A-Rfit Validation System.
  • Slightly longer than regular size 3M™ E-A-R™ Classic™ Earplugs for higher noise reduction when fit deeply in the ear canal.


  • Noise Reduction Rating (NRR): 33 dB
  • CSA Class AL
  • One pair per poly bag
  • 200 pairs/box

* All images displayed are for illustrative purposes only and may not be an exact representation of the product