We designed the lens to maximize your peripheral vision giving you great vision while virtually eliminating eye strain and eye fatigue so you can wear it all day. Each lens is treated with an anti-fog, anti scratch and UV coatings at the factory, so it will NOT fog up! Features:Each lens is treated with an anti-fog coating at the factory, so it will NOT fog up while you are driving!Anti-scratch and UV coating What's In The Box:Save Phace 82000247 Lens for Sports Utility Mask - Mirror Smoked