FThe F5 is the ultimate helmet for the whole day. Developed from the ground up, only the best designs, years of driver feedback, test data and state-of-the-art technologies are integrated into this revolutionary helmet. Combining ultra-low weight, intuitive ventilation and next generation safety features, Klim has designed the F5 to deliver the best driving experience in the most demanding environments throughout the day. Features Klim® carbon fiber shell one of the lightest helmets in the industry extra large viewing window Dual Density EPS Wind tunnel tested Fid-Lock® belt fasteners (extremely easy to put on and take off the helmet) the most ventilated helmet in the industry 18 inlets and 8 exhaust vents direct venting EPS design Designed to absorb air at speed / waste heat, during low speeds or when stopping Shell structure for maximum strength with low weight Neck supports compatible ECE approved Fit in focus antimicrobial and antibacterial materials Moisture-wicking Drylex® comfort lining 3 shell sizes and 3 EPS sizes for the best fit and maximum comfort helmet bag Respiratory box Windstopper® liner extra peak visor / hardwarea 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.