Walker's Razor Slim Earmuff - Limited Edition WetlandsAbout this item PROTECT YOUR HEARING Walker's Razor Ear Muffs have an ultra low profile design featuring extra slim ear cups, for a secure fit; these ear muffs protect against hazardous noises, while still letting you hear everything going on around you clearly SOUND AMPLIFICATION Walker's Razor Ear Muffs amplify safe sounds using two hi gain microphones to provide clear omnidirectional hearing; The low end frequencies are enhanced to produce