Intended for systems electricians (operation, industry, offices etc.) The integrated face shield provides protection against arc flash. Helmet Polyethylene outer and inner shells. Replaceable black textile harness. Side and central inserts for the attachment of accessories (ear muffs, head lamps ...). Replaceable absorbent antiperspirant headband. Head size: 53 62 cm. Screen Polycarbonate material, thickness : 1,5 mm. Optical quality class 1: distortion free for permanent wear. Protection against high-speed particles. Protection against liquid splashes. Protection against electric arc from short circuit. Anti-fog treated. Anti-scratching treated. Lifespan : 5 years. Helmet delivered without accessory. Advantages Screen far enough away from the face to allow the wearing of glasses . Better vision during long term works. The face is fully covered thanks to the size of the screen. The crash box absorbs shocks up to 40% of the kinetic energy from impact to prevent head contusions. Screen is easy to manipulate with insulated gloves. 6-point chinstrap provides an excellent fit of the helmet. Automatic buckle on chinstrap for rapid closing and opening. Automatic release of the screen by lateral pressure. Head size adjustment made by turning the headband knob.