Arai Quantum-X Black Frost Full Face Helmet

Purpose-built for the street. A new benchmark in comfort, quiet, stability, and ventilation. Arai applied the same tireless 24-7 focus devoted to their race helmets to designing it, refining and adapting proven concepts to a new purpose. On the rounder end of the head shape spectrum, the Quantum series has always been the "go-to" helmet of choice. The new Quantum-X brings that shape back in a feature-rich package. Round oval shape, achieved by using an interior head liner that combines thicker front and rear pads with thinner side pads, is designed for riders whos heads are slightly wider rather than elongated Improved Glance Off Ability — Variable Axis System (VAS) shield system lowers the pivot point by an average of 24 mm, making the shell surface area in the critical temple area much smoother and better able to reduce impact energy getting into the helmet Improved Shield Latch — The VAS latch captures and securely holds the shield closed to help prevent unexpected opening I