Saint Laurent Dune Optical Frame combines classic aviator styling with a polished acetate finish for everyday prescription wear. Ideal for shoppers seeking a refined, fashion-forward optical frame. Key attributes: Black | Transparent | Acetate | Durable frame | Prescription-ready | Includes demo lenses | Aviator shape | Demo lenses | Dimensions & fit: Lens width: 58 mm | Bridge: 14 mm | Temple length: 145 mm | Composition & care: Clean lenses with a microfiber cloth and lens cleaner; avoid abrasive cleaners; store in a protective case.