3M E-A-R UltraFit Uncorded Earplugs 340-4003

  • Poly bag keeps earplugs clean and accessible for re-use
  • Triple-flange provides proven protection without rolling or touching plug during insertion
  • Single size fits comfortably in most ear canals
  • Noise Reduction Rating (NRR)*: 25 dB. CSA Class AL
  • 100 pairs