3M PELTOR Welding Helmet Earmuffs H505B are designed to be used with the 3M Speedglas Welding Helmet 9100.
3M PELTOR Welding Helmet Earmuffs H505B feature a slim contoured design to fit comfortably under welding helmets. The earmuff's semi soft cup surface minimizes scratch sound transmission and the headband wire provides balanced pressure distribution for a comfortable noise seal.