By combining state-of-the-art engineering, manufacturing, and materials into a sleek aerodynamic chassis, the EXO-ST1400 is one of the lightest helmets in its class, weighing in at 1,383 grams (3.05 lbs). The ST1400 also offers the ride-specific versatility of an integrated SpeedView® Sun Visor, AirFit® custom inflation system, Comm-Ready convenience, and Aero-Tuned Ventilation.