The innovation behind a comfortably-secure fit, Unobtainium® is integrated into the classic styling of this O Matter™ frame inspired by Oakley Crosslink™, blending sculpture with versatility that keeps up with active lifestyles. The sunglasses feature: Unobtainium® earsocks and nosebombs increase grip with perspiration for a no-slip grip without compromising on style. Durability and all-day comfort of lightweight, stress-resistant O Matter™ frame material Comfort and Performance of Three-Point Fit that holds lenses in precise optical alignment Optimal precision and impact resistance that meet or exceed ANSI Z80.3 optical and basic impact standards POLARIZED® Improving safety, comfort and performance, Oakley HDPolarized lenses filter out 99% of reflected glare without the haze and optical distortion that can come with polarized lenses made with conventional manufacturing techniques.