产品描述：
Hearing Defenders
Designed with all-day comfort in mind. Headband earmuffs feature a unique dual-headband for better positioning and breatheability, and non-deforming outer headband that minimises pressure on the head. Plus, its dielectric construction
withstands use and abuse, while protecting workers in electrical environments.
SNR = 36dB
H = 37dB. M = 34dB. L = 26dB.
Thunder