Electric Visual EGB2S Yellow/Blue Chrome Snow Goggle Lens Strategically placed directional valves relieve high altitude optical distortion created by high-pressure build-up between the inner and outer lens Prevents light from reflecting off the back surface of the lens into the rider's eyes, improving eye comfort and visibility Hydro-phobic coating absorbs moisture before fog can form on the inner lens Applied to the outer lens, the hard coating creates a proper seal against the elements and protects against lens scratching