If your mountain bike riding style means going from A to B as fast as possible, then you will be happy with this ultimate race-spec MTB helmetIn-mould construction fuses the outer shell with the impact-absorbing EPS liner during the moulding process, and reinforces areas around vents and ribs, creating an exoskeleton allowing the helmet design to be lighter, more durable, and better ventilated than traditional designsPoint Of View visors are anchored by a patented internal clutch mechanism that allows 15 degrees of on-the-fly adjustment while preventing the visor from rattling and coming loose over rough and technical terrain23 generous vents combines active Wind Tunnel vents with internal exhaust channels that thrust fresh, cool air over and around the head while forcing heat and stale air out at the same timeThe Super Fit system is based on over 20 years of crafting helmets for the best bike riders in the world, the result, a helmet so comfortable that it feels as if it was custom made for youAll this plus smooth styling, a compact silhouette, and lightweight are all features that just might put you on top of the podium or at least make you look good tryingMeets CE EN1078 certification S: 51-55cmM: 55-59cmL: 59-63cm