It's always sunny when you're wearing Sielo SQ. 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. Eye Size: 57; Frame: Matte Transparent Abyss; Lens: Prizm Black Polarized; Lens Material: Polarized Plastic