LS2 Thunder Carbon Alliance Helmet The LS2 Thunder Carbon Alliance Helmet was designed by a team of engineers in Spain and LS2 riders from Moto 3, Moto 2, Wsbk and FIM Ewc. The lightweight, aerodynamic pure carbon fiber shell slices through the wind and remains stable on your head. The eye port is tall and extra wide, so you have maximum vision in the front and on the sides while riding. The 3mm face shield is race-ready and comes with tear-off posts and uses the Pinlock system for the ultimate in fog resistance. The Emergency Quick Release System removable cheek pads are precision cut from one solid piece of high-quality foam using LS2's 3D Laser Technology. To ensure you are dry and comfortable while riding, the moisture wicking fabric liner is removeable, washable and the fully adjustable flow-through ventilation allows you to stay cool. Features 9K Carbon fiber shell Multi-density EPS 3 shell sizes 3D laser cut cheek pads 3mm thick face shield A Class polycarbonate face shield is optically correct Face shield is Pinlock and tear-off ready Includes Pinlock lens Double-D ring strap Emergency release cheek pads Dot, ECE and FIM certified