Oakley Sylas Sunglasses pair a lightweight O Matter frame with Oakley's Prizm lens technology to enhance color and contrast. Designed for everyday wear and outdoor activities, they offer reliable comfort and hat-compatible coverage. Key attributes: Black | Nero | O Matter | Prizm lens technology | High Definition Optics (HDO) | Lightweight frame | Hat compatible temple design | Three-point fit for secure optical alignment | Prescription lens compatible | Rectangular frame | Classic silhouette | Temple with extended periphery | Dimensions & fit: Frame size: M (133 mm) | Regular fit | High bridge fit | Composition & care: O Matter frame | Plutonite lenses | Use the included Microclear™ bag for cleaning and storage; hand wash and air-dry the bag regularly.