Howard Leight Thunder – Noise Blocking Dielectric Earmuffs

Howard Leight Thunder® T3 Black Over-The-Head Noise Blocking Earmuffs with 30 dB NRR have dielectric construction and enhances worker safety by blocking noise in electrical environments. Plastic earmuffs feature a patented airflow Control™ technology for optimal attenuation across all frequencies and a unique dual headband for proper positioning and breathability. Earmuffs have headband with a non-deforming outer construction to withstand rough treatment in the toughest workplaces while minimizing pressure on the head. They come with a uniform headband pressure assuring a better comfort for all head sizes and support long-term wear. Earmuffs have snap-in ear cushions that make replacement fast and convenient and feature a quick click height adjustment.

SKU U-260020


  • Dielectric construction suitable for all workplaces, especially electrical environments
  • Uniform headband pressure for all head sizes, providing better comfort for long-term wear
  • Non-deforming outer headband withstands rough treatment in the toughest workplaces
  • Quick-Click height adjustment remains fixed during wear
  • Snap-in ear cushions make replacement quick and easy