Oakley Flak Jacket XLJ combines sport-performance technology with a lightweight O Matter frame for secure, all-day wear. Designed for active use, it offers advanced optics and a secure fit for outdoor and athletic activities. Key attributes: Black | Nero opaco | O Matter | UV protection (Plutonite lens) | High-definition optics (HDO) | Lightweight frame | Interchangeable lens system | Unobtanium nosepads and earsocks for secure fit | Prescription lens compatible | Rectangular frame | Matte finish | Sculpted temples | Ellipse metal icon accents | Dimensions & fit: Lens width: 63 mm | Bridge: 14 mm | Temple length: 135 mm | Lens height: 37 mm | Regular fit | Composition & care: O Matter (frame) | Injected temples | Polycarbonate lens | Unobtanium nosepads/earsocks