Arai Quantum-X Ray Full Face Motorcycle Helmet Size:M interior customization kit (top crown

interior customization kit (top crown pad

Zippered vents at the shoulders

Functional design for motocross

and Vibram Rubber + EVA sole deliver unmatched comfort and performance

ensuring it withstands the demands of the open road for years to come

Arai Quantum-X Ray Full Face Motorcycle Helmet Size:M interior customization kit (top crownPurpose built for the street. A new benchmark in comfort, quiet, stability, and ventilation. Arai applied the same tireless 24 7 focus devoted to our 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. Features Round oval shape, achieved by