Smith Optics' sunglass collection carries on Smith's legacy of innovative frame engineering, outdoor adventuring, and fusing classic and modern designs. From environmentally-friendly frame materials to Smith's PivLock interchangeable lens system, Smith Optics sunglasses are created to outfit those people whose lifestyle and success rely on clear vision and thorough protection from the sun and the elements. Smith Optics sunglasses are characterized by sharp detailing, 100% UV protection, expert polarization, and smart styles. Many of Smith's sunglasses are even equipped with built in military-level protection. Smith Optics sunglasses, like the forward thinking adventurers who wear them, seek to push the envelope on performance and scale the cutting edge of style.