Acc. to EN 166, EN 170 . Developed for the requirements of professionals who need maximum protection when working under extreme conditions with high-tech equipment. Application: Protection against liquids, coarse and fine dust, gas, molten metal and hot solids. Clear UV-protection double lens made of polycarbonate. With anti-scratch and anti-fog plus coating Double lens protects against heat, fog and impact Frame, safety lens and elastic band made of fireproof material Gas-tight protective frame offers protection against irritating gases and fine dust Version with quick-release closure for use with different helmet types Wide elastic band ensures additional stability Wide-vision safety goggles 611 Fire service