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  • Smooth, dirt resistant surface for hygiene
  • Comfortable for a wide range of ear canal sizes
  • Test compatible with 3M™ E-A-Rfit™ Validation System
  • Noise Reduction Rating (NRR): 29 dB
  • Meets requirements of CSA Class AL

3M™ 1100 Series Foam Single-Use Earplugs

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