Saint Laurent SL 819 OPT Optical Frame blends a classic rectangular silhouette with a full‑rim acetate construction, designed for everyday prescription wear and easy lens customization. Key attributes: Black | Nero | Acetate | Anti‑reflective demo lenses | Suitable for fitted lenses with protective coatings | Full‑rim frame | Compatible with prescription and non‑prescription lenses | Includes original case and accessories | Rectangular silhouette | Corner Angle line detailing | Shiny black finish | Dimensions & fit: Lens width: 52 mm | Lens height: 40 mm | Bridge: 20 mm | Temple length: 145 mm | Regular fit | Composition & care: Acetate | Wipe lenses with a microfiber cloth and a mild lens cleaner. Store in the supplied case when not in use. Avoid exposure to high heat and harsh chemicals. Have lenses fitted or replaced by a professional optician.