Oakley OX3140 Steakhouse Optical Frame pairs a bold, structured silhouette with lightweight construction for everyday prescription wear. The design combines a statement temple with secure-grip features for comfortable, all-day use. Key attributes: Black | Nero | C-5 alloy, O-Matter | Lightweight construction | Secure fit during activity | Designed for strong prescriptions | Adjustable Grip-Fit nosepads | Unobtainium earsocks for improved grip | Full-rim frame for secure lens support | Pumped-up temple design | Robust lines and low-profile front | Demo lens included | Dimensions & fit: Narrow fit | Adjustable nosepads for a tailored fit | Composition & care: C-5 alloy (frame front) | O-Matter (temples) | Unobtainium earsocks | Grip-Fit nosepads | Clean lenses with a microfiber cloth and mild lens cleaner; avoid solvents and abrasive materials. Store in a protective case when not in use.