| abstract |
Provided is an earmuff that is compact and lightweight, has high sound insulating performance, is capable of insulating sound of a specific frequency range, and has excellent air permeability. The earmuff includes a headband, and two ear cups each having a housing attached to an end part of the headband and an ear pad locked to the housing, the housing has a housing opening part, a sound insulation structure is disposed in the housing opening part and insulates sound of a specific frequency range, and the housing opening part having the sound insulation structure disposed therein has a ventilation hole. |