ARAI Contour-X Helmet - Solid - Diamond Black - XL 0101-16041 VX-Pro4 Stanton Helmet the outer plastic is durable

the outer plastic is durable polycarbonate while the inner plastic is durable yet plyable and offers incredible grip

Feeds two central 10 mm intake ports

finished look

yielding more area above the cover

Disc cover and mounting kit sold separately

ARAI Contour-X Helmet - Solid - Diamond Black - XL 0101-16041 VX-Pro4 Stanton Helmet the outer plastic is durableLogo duct works well at low speed and with an upright riding position and can be opened or closed easily with summer or winter gloves, via a short stroke lever placed at the top if the rider can't see the lever and the logo is in its normal place, the duct is open Rear spoiler sits a little more forward on the shell and is fed by 3 ports in the shell and efficiently draws air, but also smooths airflow over (and from the side) of the helmet, improving