The 509 Aviator 2.0 Fuzion Lens is offered in weather-specific tints so you can fine-tune your 509 Aviator 2.0 Goggles for any condition. Our industry-first Fuzion lens technology enhances clarity and maximizes field of view by fusing Super no Fog inner and outer lenses into one optically clear, ventless construction. Fast lens swaps are easy with the 5MAG magnetic system. It all adds up to a combination of performance that's unlike anything else in powersports.