The high-quality, flip-up helmet allows it to be used as both an open face and a full face helmet, providing maximum safety in both conditions. Breathing deflector - when the driver exhales, the air is drawn out through a certain opening so that the glass does not fog up. The helmet is made of strong and light material, with good ventilation. The helmet ensures a stable position of the head and neck while driving and prevents injuries from falls. The interior is filled with polyurethane foam, covered with delicate, anti-allergic fabric. Adjustable strap with buckles. Diameter: ~67 cm Transparent glass Tinted glass Aerodynamics and ventilation The shape of the helmet not only reduces air resistance, but also reduces noise levels S color: blue