Known for handcrafting the best helmets in the world, the Arai Quantum-X helmet is no exception. Boasting an all-new Peripherally Belted GÇô Super Complex Laminate Construction (PB-ScLc) shell design delivers both performance and affordability while incorporating the elegant new Variable Axis System (VAS) shield that allows a rounder shell shape and an easy-to-use changing system The Quantum-X comes standard with a VAS Max Vision faceshield to provide better visibility in all seasons and for all types of riding. The VAS shield is smaller and lower than the previous design with adjustable Air Inlet vents that provide improved sealing, which decreases road noise and water intrusion Round oval shell for head shapes with an even balance between length and width Quick-release lever for side pod and faceshield This helmet is DOT approved and FMVSS 218 certified for legal on-road motorcycle use in the United States.