Crisp clarity has never looked better than with the Oakley Flak 2.0 XL sunglasses. Standard frame size with enhanced lens coverage. Prizm lens technology is fine-tuned for enhanced contrast (please see name for details). Single-bridge design. Interchangeable lenses to optimize performance in any environment (not included). Lenses feature High Definition Optics for optimum clarity. Optimized peripheral vision and side protection of 8.75 base lens curvature. Integrated hinges for a seamless open and close. Icon logo at temples. Unobtanium ear socks and nose pads maintain grip with perspiration. Glare reduction and tuned light transmission of Iridium lens coating. Polarization included on certain models (please see name for details). Case included. WARNING Measurements: Eye Size: 64 mm Bridge: 19 mm Temple Size: 131 mm Weight: 0.8 oz