Description NRR Rating of 30 Dielectric construction suitable for all workplaces, especially electrical environments Inner-ventilated headband minimizes pressure on the head, breathes easier in warm/humid climates 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 Thunder T3 Ear Muffs from Bilsom’s Thunder Series are designed with all-day comfort in mind. Thunder headband earmuffs feature a unique dual headband for better positioning and breathability, and a non-deforming outer headband that minimizes pressure on the head. Plus, its dielectric construction withstands use and abuse, while protecting workers in electrical environments.
