Screen being far away from the face allows for wearing of glasses. Optical quality class 1 screen: 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. 4-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.