3M Peltor Optime II Headband
*The Optime II has been deveopled for demanding noise-hazard envirionments and muffles even exteremly 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.