Airfoil Day2Nite 9311 - Grey Photochromatic/Black Frame- These lenses are dark outdoors in the daylight and lighten automatically to almost clear when worn indoors or at nightThe Airfoil 9300 series is a tour de force in wear-over motorcycle goggles, designed with form, function and fashion in mind. This market-dominating style comfortably accommodates most eyeglasses without pressure or pinching and without the unfortunate "bug-eyed" look and feel of larger accommodating options. Wide-paneled...