Changing out lenses is for chumps. That's why all the cool kids are rocking some Tifosi Dolomite Fototec sunglasses. They've got all the fly styling you love, plus some awesome Fototec lenses that change color when exposed to the sun. So you can wear them on a cloudy morning straight through a sunny afternoon without ever having to stop and change out the lenses. They're that awesome.
Grilamid TR-90 frames are flexible and nearly indestructible
Fototec lenses change color to suit the conditions
Optional interchangeable lenses let you switch out tint colors to suit your preferences
Hydrophilic ear and nose pads actually grip better the more you sweat