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 12mm and reinforcing the front of the helmet with advanced ballistic protection. The HP77 is the most advanced FIA8860-2018 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. The HP77 is homologated to the FIA8860-2018 ABP standard, the most rigorous sport helmet standard on the planet, designed for professional formula racers competing athletes the highest levels of the sport.