Fly Racing Dirt Youth Kinetic Drift Helmet The Fly Racing Kinetic Helmet offers superior performance and safety features. The poly-alloy shell composition contributes to a resilient, yet light-weight helmet. The dual-density EPS liner, fabricated from two distinct layers of EPS (Expanded Polystyrene), conducts combined action of gradual impact absorption tailored for diverse degrees of impact. The Kinetic Helmet is crafted to ensure optimal cooling, using the True Function Ventilation mechanism that fosters the highest possible air circulation. Features: Durable and lightweight polymer shell construction Dual density EPS liner TFV (True Functional Ventilation) includes multiple intake and exhaust vents that create massive airflow to keep your head cool Flow through EPS (Expanded Polystyrene) and comfort liner air system align to maximize airflow Removable and washable comfort liner and cheek pads Custom molded rubber trim with nose guard DOT and ECE approved