The Oakley Double Edge sunglasses feature premium Plutonite lenses and XYZ Optics technology for maximum clarity and protection. The lightweight O Matter frame and Unobtainium nosepads combine with Oakley's Three-point Fit for a comfort and precise alignment. The Double Edge's twin toric lens design extends your peripheral vision and coverage for a superior view. Features: - Three-point fit holds lenses in precise optical alignment - Lightweight, stress-resistant O Matter frame for durability and all-day comfort - Unobtainium nosepads increase grip with perspiration for a no-slip grip - Fits medium to large faces - Integrated metal icon accents - Optimized peripheral vision and side protection from twin toric base lens curvature - Meets ANSI Z87.1 standards for impact protection - XYZ Optics for maximum clarity at all angles of vision - Plutonite lenses filter out 100% of UVA, UVB, UVC, and harmful blue light up to 400nm - Only available to ship within the USA