Features: Best used for recreational road biking, this sleek helmet provides optimal comfort KinetiCore Controlled Crumple Zones absorb the force of both direct and rotational impacts in the event of a crash to re-direct energy away from your head, protecting you when you need it most Adjustable Advanced Turnsys technology offers vertical adjustability and a tailored fit with the twist of a dial Twenty-eight well-placed air vents keep you cool during the hardest climbs Designated eyewear docking slots keep your glasses securely tucked away when not in use Tonic KinetiCore has been awarded the Virginia Tech 4-Star protection rating LED light compatible design offers increased visibility Compatible with soft fleece Winter Kit CPSC 1203 COMPLIES WITH U.S. CPSC SAFETY STANDARD FOR BICYCLE HELMETS FOR PERSONS AGE 5 AND OLDER