3M™ Ear Muffs, Helmet-Mounted, High Attenuation 1455 , designed for use where high noise levels are present. Particularly suitable where the harmful noise is predominantly made up of low to medium frequencies.
Mounts to most hard hats. The lighweight, durable plastic construction is non-conductive and dielectric for tough environments. Muffs swing up and out of way quickly.
A three-position muf that can be worn over-the-head, behind-the-head, or under-the-chin. Includes the crown strap required for under-the-chin or behind-the-head waer.