Alexander McQueen AM0540O Optical Frame features a refined round silhouette designed for everyday prescription wear, combining classic styling with precise proportions. Key attributes: Black | Transparent | Acetate | Prescription-ready | Round frame | Full-rim frame | Dimensions & fit: Lens width 54 mm | Bridge 18 mm | Temple 145 mm | Composition & care: Acetate | Wipe clean with a soft cloth. Avoid exposure to heat and chemicals.