JJ KELLER part description

  • Noise Reduction Rating (NRR) 28
  • Lightweight
  • Electrically insulated (dielectric) wire over-the-head headband models
  • Earcups tilt for optimum comfort and efficiency
  • Twin headband design helps reduce heat buildup with good fit and balance
  • Wire headband offers comfortable pressure during prolonged usage
  • Ear cushion foam technology for an effective acoustic seal and reliable protection
  • Spacer design on X3 model improves attenuation without excess bulk or weight
  • Manufacturer Item #: X3A
3M

JJ Keller® is an industry expert in safety and compliance. It provides organizations of all sizes with the right tools and expert advice to create productive, safe, and compliant workplaces. While it does offer managed and consulting services regarding safety and compliance for DOT regulations, it also supplies a wide range of training materials and tools and a comprehensive list of digital and printed publications, forms, and supplies. DOT compliance for fleets has never been easy with JJ Keller. Its wide assortment of decals, placards, and flags helps keep employees and drivers safe and in compliance while on the job.

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