Oakley is a brand driven by innovation. Sport professionals demand perfection, and the brand has been answering this challenge stride for stride for decades. Flak Jacket sunglasses take this drive toward innovation to the next level with the very latest in performance technology.With the Transitions SOFLX lenses, you get convenience with a performance boost. The lenses darken as sunlight increases, but when rays are scarce, the lens lighten. This gives you enhanced depth perception in shaded and cloudy areas—all from a single pair of glasses.

Features of Oakley SI Flak Jacket XLJ Transition

• Lenses are interchangeable to optimize performance in any environment
• O Matter frame material is durable, lightweight and stress-resistant for all-day comfort
• With an 8.75 base lens curvature, peripheral vision and side protection are optimized
• The Three-Point Fit system holds lenses in precise optical alignment without sacrificing comfort or performance
• Metal Oakley icon accents
• Optical precision and performance meets ANSI Z87.1 standards
• Impact resistance meets ANSI Z87.1 standards for high-mass and high-velocity impact
• The Plutonite lens filters UV rays and harmful blue light up to 400 nm
• The Transitions SOLFX photochromic lenses adapt to changing light conditions
• Nose pad options are interchangeable for a secure fit that is customizable and comfortable
• Oakley Soft Vault case is included with capacity for extra lenses