产品描述：
Hearing Defenders
Designed with all-day comfort in mind. Headband ear muffs 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 = 33dB
H = 34dB. M = 31dB. L = 25dB.
Thunder