The shell is made with 100% 3K carbon fiber and molded in four sizes An innovative structure offers an extremely compact and light helmet with unmatched safety performance Shell shape is designed to maximize aerodynamic performance and to minimize the risk of impact energies being channeled to the collar bone and rear is designed to not interfere with racing suits Integrated Ventilation System with 5 large front vents and 2 rear extractors hollowed in the shell which direct air to the riders head New Moto GP developed metal air vents, combine unique strength and protection with an innovate external fin structure engineered to capture maximum airflow in the front of the shell and increase air pressure on the rear exhaust New wind tunnel tested Biplano spoiler features multiple wings to maximize aerodynamic performance, optimize CX, stabilizing the helmet during high speed riding The inner of the helmet is designed to offer the highest riding comfort without any stitches in sensitive areas and features removable parts for easy cleaning DOT and ECE approved