3M™ E-A-R Classic Earplug, Corded, 311-1101, 200-Pair

Noise Reduction Rating (NRR): 29 dB.

3M™ E-A-R Classic Earplug, Corded, 311-1101, 200 Pairs

Still one of the most widely used foam earplugs today, the 3M™ E-A-R™ Classic™ earplug is an economical, reliable choice for hearing protection and hearing conservation. Slow recovery, low-pressure foam conforms to the shape of the earcanal to help create a comfortable, snug noise barrier.

Features:

  • Poly bag keeps each pair of disposable earplugs available or accessible for re-use.
  • Flame-resistant and moisture-resistant.
  • Corded for easy short term storage around the neck.
  • Noise Reduction Rating (NRR): 29 dB. CSA Class AL.
  • Test compatible with 3M™ E-A-Rfit™ Validation System.
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