Elevate your X-Fifteen helmet with the Lower Air Intake set, featuring the largest possible ventilation openings for unmatched airflow efficiency. This set not only allows you to replace the original chin ventilation unit but also offers the opportunity to customize your helmet with colored ventilation controls for a unique look. It's designed for easy management of front and cheek pad ventilation, as well as visor locking. The set includes two ventilation sliders in your chosen color, one visor button, one base plate, and three fastening screws for a complete upgrade.