3M Peltor Optime 3 Headband Size:One Size Inner patch security pocket

Inner patch security pocket

Heavy duty

Conforms to EN ISO 20345:2011 S2 SRC

a quick release buckle and 300

Unlined Storm Coats -

3M Peltor Optime 3 Headband Size:One Size Inner patch security pocketOptime III is a super muff, and has been developed for use in extremely noisy environments. The protection is based on a technology with a double casing that minimises resonance in the holder casing. This results in maximum high frequency muffling, while at the same time its still easy to understand speech and signals. An acoustic connection between the inner volume and the volume between the casings in its turn provides maximum low frequency