3M Peltor Optime II H520A Headband Ear Defender

These are some extremely high quality 3M peltor Optime II H520A headband ear defenders, being some of the best on the market they offer great protection for high levels of noise, even deals with the low frequencies really well. With a fully adjustable headband you can insure that they are comfortable and safely secured.

Developed for demanding noise-hazard environments and muffles even extremely low frequencies to a maximum degree. The sealing rings, filled with a unique combination of liquid and foam results in an optimum seal with low contact pressure providing agreeable comfort even over long term use. Optime II has been developed for demanding noise-hazard environments and muffles even extremely low frequencies to a maximum degree. The sealing rings are filled with a unique combination of liquid and foam. The result is an optimum seal with low contact pressure, which provides snug comfort even during long-time use. The sealing rings have ventilation channels and are covered with soft, patterned, hygienic foil. Optime II is a suitable choice for environments with substantial industrial noise or construction machinery, airports and agricultural work.