Arai Contour-X Face HelmetProduct Description 3D Arai logo duct, just 3. 5 mm in depth, feeds two central 10 mm intake ports Logo 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 Logo duct is designed to breakaway in the event of an impact Aerodynamic rear spoiler with