O'Neal 1 Series Helmet - Solid The O'Neal 1 Series Helmet comes onto the scene swinging. A combination of polycarbonate and ABS plastics create a truly lightweight shell with impressive airflow. A multi-position visor can be angled to suit your specific riding conditions. Durable graphics and a host of replaceable parts will keep the 1 Series Helmet ready for action ride after ride, tumble after tumble. Add in the moisture-wicking removable / washable liner and cheekpads, and the 1 Series proves to be a lid that performs well above its price class. Features: Combination polycarbonate / ABS lightweight shell construction Ultra-plush removable and washable padded liner Moisture wicking, quick-dry interior Adjustable visor design Intake and exhaust vents for improved airflow Durable, clear coated graphics DOT approved