Chinstrap designed to open in the event of suspension and prevent choking: it opens between 15 and 25 daN (conform to CE EN 397 standard). Size adjustment wheel easily to handle even with gloves on. Shell with ventilation holes. Clips for mounting headlamps. Pre-drilled holes for the installation of the visor and ear muffs and radio. Internal webbing suspension system with removable and washable padding.
Universal size (52-63 cm).