1 Frame, 3 Lens. Covering you in all light conditions.
A complete rethink on what a sunglass can help you accomplish. From world-class competition to casual sport, the patent-pending interchangeable lens system allows you to meet all of your athletic goals in any light condition. Key features include a 2 position adjustable nose fit and 3 sets of performance proven lenses included in every case. Ergonomically adjusted to maximize integration with bike helmets and running hats so you can focus on the open road or trail ahead and leave the competition behind.
Smith Pivlock Overdrive Sunglasses - Technical Details