PROTECTIVE EARMUFFS 3M Optime III H540A

3M PELTOR Optime III earmuffs are designed as high-performance hearing protection for work in the noisiest environments, such as airports, ship engine rooms, power plants, and printing plants. This hearing protector provides maximum high-frequency attenuation. Designed for use in high-noise environments or situations where concentration requires protection from distracting sounds. A special acoustic connection between the inner space and the space between the housings ensures maximum low-frequency attenuation, while the large space inside the earmuff helps reduce moisture and heat buildup. A wide, soft, coated headband ensures a perfect fit. Their attenuation level is 35 dB.