Peltor - 3M Optime III Ear Muffs 33DB - H540A Ambidexterous Fits: Any set of calipers

Fits: Any set of calipers

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The wires inside the probe are protected by an abrasion-resistant sheath allowing the probe to fold repeatedly

It is bio-based

Peltor - 3M Optime III Ear Muffs 33DB - H540A Ambidexterous Fits: Any set of calipersThe 3M PELTOR Optime III, H540A earmuff is a high performance hearing protector and has been developed for use in high noise environments like airports, marine engine rooms, power stations, and print works. The double casing technology minimises resonance in the holder casing resulting in maximum high frequency attenuation. The large space inside the cups helps reduce heat and moisture build up, and the soft, wide foam cushions offer low contact