The Oakley Nanowire 2.0 Sunglasses feature featherweight titanium alloy wire frames and Unobtanium rubber earpieces that comfortably hug the contours your head. These polarized sunglasses offer a fit for medium to large face sizes. While youre out on the road, the Nanowires lenses give you the quality distortion-free and glare-destroying polarized optics youd expect from a genuine Oakley product. The Nanowire frame features memory metal technology, which means the super bendy metal adjusts automatically to comfortably fit your faceit returns to how its original form when you take these shades off. To keep your sunglasses in pristine condition, Oakley applied a permanent hydrophobic coating so the lens surface repels water, oil, and dust, thus giving you clear vision.