JSP Sonis 3 Ear Defenders Head Band Grey/Red -SNR 37 | AEB040-0A1-A00These ear defenders are the weapon of choice when things get extremely loud. They will reduce noise exposure by 37dB. This high attenuation level makes these ear defenders perfect for use in extremely noisy environments such as those found in quarrying, taxiway, and heavy engineering applications. The large earcup housing contains sound absorbent foam, which absorbs sound energy cutting down the sound that reaches the ears significantly. The earcups