Oakley Flak Jacket Polished Black with a VR28 Black Iridium Lens. These babies have a stylish & innovative sports performance frame that features quick & easy lens changing capabilities. This means that you can stay ahead of the sun & change your lenses to match the different light conditions. With Unobtainium earstocks & nosepads arranged in a comfortable 3 point fit; you will find it hard to shake these of your face. Lens Great in any light Increased contrast 17% light transmission Category 3 Interchangeable lenses to optimize performance in any environment Optimized peripheral vision & side protection of 8.75 base lens curvature UV protection of Plutonite® lens that filters out 100% of UVA / UVB / UVC & harmful blue light up to 400 nm Glare reduction & tuned light transmission of Iridium® lens coating Frame Durability & all-day comfort of lightweight, stress-resistant O Matter® frame material Comfort & performance of Three-Point Fit that holds lenses in precise optical alignment Metal icon accents Optical precision & performance that meets ANSI Z87.1 standards Impact resistance that meets ANSI Z87.1 standards for high-mass & high-velocity impact Multiple interchangeable Unobtainium® nose pad options for customizable & comfortable secure fit Protective sports-specific Oakley Soft Vault included with capacity for extra lenses