Oakley Briza Sunglasses combine a lightweight, durable frame with Oakley Prizm lens technology to boost contrast and clarity for everyday and outdoor use. Key attributes: Brown | O-Matter | Prizm lens technology for enhanced contrast | Polarized lens options available | Lightweight and durable frame | Demo lens included (frame-only purchases) | Includes Microclear cleaning bag | Square shape | Full-rim construction | Classic lightweight silhouette inspired by surf and urban style | Dimensions & fit: Lens width 58 mm | Bridge 16 mm | Temple 140 mm | XL fit (138 mm) | Composition & care: O-Matter frame | Plutonite lens | Clean lenses with the included Microclear bag; hand wash and air dry; store in protective case when not in use.