VLT 90% Night or Dark Conditions Replacement lens for the original Flight Deck, Flight Deck XL or Flight Deck L. All are the same size. Oakley just renamed the goggle. This is for the larger version of the goggle. If you have questions on the fit message us. Oakley lens tints are engineered to offer the best combination of light filtering, color balance and visual contrast. Visibility on the mountain can vary wildly, from socked-in blizzards to blindingly bright sunlight, and everything in between. Oakley offers a comprehensive array of performance lenses that match specially engineered base tints with unique Iridium coatings, designed to precisely tune, contrast and balance light transmission.