Saint Laurent SL 621 Optical Frame pairs a full-rim rectangular silhouette with acetate construction for versatile, everyday refinement. Key attributes: Black | Acetate | Original case included | Cleaning cloth included | Certificate of authenticity included | Manufacturer guarantee included | Full-rim rectangular frame | Square silhouette | Temple logo engraving | Dimensions & fit: Lens width: 54 mm | Lens height: 40–41 mm | Bridge: 19 mm | Temple length: 145 mm | Composition & care: Acetate | Wipe lenses with the supplied cleaning cloth and store the frame in the original case.