3M™ PELTOR™ H520A Earmuffs

The H520 Series has been developed for demanding noisy environments with increased low frequency attenuation. 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 agreeable comfort even during long-term use. The H520 Series is a suitable choice for typical environments with substantial industrial noise or construction machinery, airports and agricultural work.

Features Include: 

• Versatile high quality earmuffs meet the protection needs of almost any working environment.
• Available in headband, neckband & helmet attachment format.
• Patented liquid & foam filled cushions provide a quality noise seal with low pressure for all day wearer comfort.
• Stainless steel headband wired with four point suspension helps distribute cushion pressure evenly & earcups pivot for consistent fit.