The flip up sports sunglasses come with inserted clip on that you can sent to optical shop to put your optical lenses as cost as your eyeglasses lenses. This lightweight glasses can hlep you spend longer time with your sports and convenience for clean your lenses after sporting

Sports: Bike and Run

Material Frame: TR90 by EMS Grilamid of Switzerland
Frame Color: Matt Black
Material Lenses: Polycarbonate
Lenses Color: Blue Mirror