SUREFIT™ CONTOUR 
Product description
Noise-canceling earmuffs which can be mounted on the entire EVO safety helmet collection - EVO 8®, EVO Lite®, EVO 3® and EVO 2®, as well as on GP3300 helmet. When not in use, they can be easily detached from the helmet. SNR is 26dB.
EN 352-3
