Icon Airmada Chantilly Helmet (Black, X-Large) Injection-molded polycarbonate shell in 4 sizes Twin-channel super vent and industry-leading intake/exhaust ports Fog-free Icon Optics shield with Prolock shield locking and rapid-release shield change Removable breath deflector and Hydra-Dry moisture-wicking liner Easy-adjust vent switch for superior airflow control