With three different lenses for any light condition, you'll be able to see the stunned looks on the faces of your competitors as you fly by in the Smith Pivlock Overdrive Sunglasses. The frames are designed to work with your bike and ski helmets, as well as your running hats and straw golf hats, so you can focus on the game at hand. Three different lenses and two way adjustable nose pads give you a custom like fit for an optimal performance, bright light or flat like alike. Sunscreen is key but also a greasy the hydroleophobic coating on the lenses resists water and grime build up so you can see clearly for miles ahead. The hydrophilic nose and temple pads actually grip a little tighter when you start to sweat a little more workout hard without worrying about losing your shades.