We protect people and the businesses they run.™

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J. J. Keller protects people and the businesses they run. You can trust our expertise across a wide range of subjects relating to labor, transportation, environmental, and worker safety. Our deep knowledge of federal and state agencies is built on a strong foundation of more than 100 editors and consultants and 70+ years of regulatory compliance experience.

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J. J. Keller protects people and the businesses they run. You can trust our expertise across a wide range of subjects relating to labor, transportation, environmental, and worker safety. Our deep knowledge of federal and state agencies is built on a strong foundation of more than 100 editors and consultants and 70+ years of regulatory compliance experience.

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  • Noise Reduction Rating (NNR) 33
  • Maximum noise-blocking performance in a single-use design
  • Easy-to-insert contoured shape resists backing out of ear canal, while soft foam delivers long-lasting comfort
  • Smooth, soil-resistant skin
  • Max USA features patriotic red/white/blue colors
  • Tested to ANSI S3.19-1974
  • 500 Pair/box

Industry: Construction Safety, Workplace Safety / EH&S

Hearing Protection Type: Earplugs

Noise Reduction Rating (NRR): 33dB