Inspired by Oakley's first true oversized snow goggle, Canopy, the new Flight Tracker has a classic, stylized shape, and an oversized full-rim toric design with an optimized field-of-view in all directions. With large, medium, and small sizes, Flight Tracker will fit a wide variety of faces and is engineered to integrate perfectly with most helmets.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.