The HP77, based on Bell’s highly successful, F1 World Champion proven HP7 design, provides the latest impact protection by lowering the visor opening by 12 mm and reinforcing the front of the helmet with advanced ballistic protection. The HP77 is the most advanced helmet in Bell’s product line and sets a new standard for lightweight, aerodynamically superior carbon fiber helmet performance for the intense demands of open-wheel and open-cockpit forms of racing. Advanced multi-density, multi-piece liner to maximize energy absorption and impact performance. Optical grade injection molded Double Screen Anti-Fog (DSAF) visor for anti-fog control and superior visibility. Powerful and effective top and chin bar ventilation system with 12 air intake and extraction channels for maximum ventilation. Shell and shield design optimized to improve aerodynamic performance, reduce internal noise and enhance energy management capacities. Factory installed Hans anchors as original equipment. FIA 8860-2018 ABP homologated, the most rigorous sport helmet standard on the planet, designed for professional formula racers competing at the highest levels of the sport.