Oakley Standard Issue Straightlink Sunglasses are built for action on the water, with Prizm Maritime Polarized lenses that help you catch more fish. Engineered to reduce glare and separate colors to give you better visibility on the ocean horizon, the unique lens enhances greens and reds while filtering out the shades of blue that overwhelm your vision on open water-all while enhancing contrast to help you identify targets. Prizm Maritime Polarized lenses were designed for use on the water High-grade, scratch-resistant Plutonite polycarbonate lens material HDPolarized lenses and Iridium lens coating both reduce glare and light transmission Filters 100% UVA/B/C and harmful blue light O Matter thermoplastic frame is durable and flexible Unobtainium earsocks and nosebombs increase grip with perspiration for a no-slip grip without compromising on style Impact resistance meets or exceeds ANSI Z80.3 optical and basic impact standards Matte Black frame/Prizm Maritime Polarized lenses Order today!