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3M Uncorded Earplugs Poly Bag Class 4 SLC80 21dB (200 pairs per box)


These earplugs have a SLC 80 rating of 21 dB (Class 4).  Moisture resistance helps maintain a consistent expansion time, even when humidity is present. Flame resistance helps protect against potential arc flash situations and provides for safer storage.

  • Slow recovery, low pressure foam fits snugly to create a noise barrier that helps protect hearing from high level sounds
  • Bright yellow color allows supervisors to conduct a quick visual hearing protection compliance check