Built on the F5 chassis & adding to its engineered capability to provide all-day comfort, the F5 Koroyd adds the next level of safety & ventilation technologies to provide an unprecedented combination of protection, reduced weight & enhanced ventilation & carries the DOT certification for on-road use. Challenging long-held industry methods, the F5 is leading the way in head protection technology & providing the best possible riding experience. Koroyd® is a next generation energy absorbing technology, engineered with a unique structure which reduces trauma levels with innovative energy management properties. When impacted the Koroyd cores crush homogeneously, decelerating the energy from the impact & reducing final trauma levels. MIPS® brain protection system is a low-friction layer designed to reduce rotational motion transferred to the brain from angled impacts the head. Features Full Klim® Karbon fiber shell One of the safest helmets in the industry Hybrid impact protection combines multiple energy absorption technologies Koroyd® technology Mips® technology Dual density EPS Extra large eye port for maximum field of vision Wind tunnel tested Fid-Lock® strap closures (extremely easy to take helmet on & off) Most ventilated helmet in the industry 18 intakes & 8 exhaust vents Direct vent EPS design Designed to intake air at speed / exhaust heat while at low speeds or stopped Shell structure designed for maximum strength while remaining lightweight Neck brace compatible Exceeds ECE certifications Focus on fit Anti-microbial & anti-bacterial materials Moisture-wicking Drylex® comfort liner 3 shell sizes & 3 EPS sizes for the best fit & maximum comfort to fit your head like a glove Helmet bag Breath box Windstopper® liner Extra peak visor/hardware Note Please note that as long as nothing else is written in the article description, all helmets that have a visor as standard will be delivered with a clear one, even if it is shown differently.