1.ABS shell

 2.Removable and washable interior comfort liner

3.Adjustable flow through ventilation system for cooling and comfort

 4.Air channel technology chin forehead and exhaust ventilation

5.Adjustable chin vent to aid in cooling and shield defogging

 6.Anti-scratch and anti-fog PC visor

7.Particularly design of air pump system in the interior liner(features are as follows

motorcycle helmet