Saint Laurent's 881 OPT Optical Frame is an aviator-style acetate frame designed for prescription use. It pairs a classic pilot silhouette with a two-tone finish for everyday wear. Key attributes: Brown | Havana | Crystal | Transparent | Acetate | Compatible with single-vision and progressive lenses | Optional polycarbonate lenses with UV protection | Case included | Prescription-compatible frame | Aviator shape | Classic pilot silhouette | Two-tone Havana and crystal finish | Dimensions & fit: Lens width: 55 mm | Bridge width: 18 mm | Temple length: 145 mm | Lens height: 40.3 mm | Frame size: Large (55-18-145) | Large fit | Composition & care: Frame: Acetate | Lenses: Polycarbonate (demo/optional) | Clean lenses with a microfiber cloth and mild lens cleaner. Store in the included case and avoid harsh chemicals or abrasive materials.