The sporty Sielo SQ features a classic square lens shape constructed from lightweight BiO-Matter™ and C5 frame material and Unobtainium® nosepads for a no-slip grip. Soft touch earsocks and a three-point fit ensure comfort, whether you’re gearing up for the hiking trail or busiest day of your week. For enhanced color and contrast everywhere you go, Prizm™ Lens Technology provides the details. Frame color: Matte Black Tortoise; Lens color: Prizm Black Polarized.