Firstgear Hyperion Carbon Helmet The Firstgear Hyperion Carbon Helmet is an everyday helmet that provides you with safety and confidents. With its lightweight carbon fiber shell to help reduce fatigue, or is dual density EPS liner for peace of mind, the features only start there. Features Lightweight carbon fiber shell Dual density EPS impact liner 2 Shell sizes, 3 EPS sizes Moisture-wicking removable liner Emergency release cheek pads Adjustable visor Removable shield High airflow ventilation system with four intake and four exhaust vents Closeable intake vents Meets DOT and ECE 22.05 certification standards