Kaenon designed the Clarke Ultra Polarized Sunglasses to keep up with your active lifestyle while delivering a laid-back, retro-inspired look that will never go out of style. SR-91 lenses deliver a coveted trinity of glass-like clarity, featherlight construction, and serious impact-resistance, essentially combining the best aspects of glass and polycarbonate lenses into one. Whether you're trail running, biking through town, or deep-sea fishing, the Clarke Ultra sunglasses are eager to join.