Inspired by the helmet visors of fighter pilots, the large-sized fit of Flight Deck maximizes your field of view so you won't miss a single target of opportunity. It was engineered for seamless compatibility, giving you the flexibility to choose the helmet that fits your style. Designed with Oakley's Ridgelock Technology, changing lenses is quick and easy while still allowing for a complete lens seal to prevent harsh conditions from penetrating into your goggle.Technology:- Prizm™ Snow: Oakley's exclusive lens technology that's engineered to help you see contrast on the mountain in a variety of challenging light and snow conditions.- Ridelock: Changing lense is quick and easy while still allowing for a complete lens seal to prevent harsh Condition From Penetrating into your goggle