Zegna EZ5281 Round Frame by Zegna is a polished acetate optical frame designed for everyday prescription wear, featuring a classic round silhouette and a distinctive keyhole bridge. Key attributes: Black | Nero lucido | Acetate | Durable acetate frame | Includes case and cleaning cloth | Compatible with prescription lenses | Round shape | Keyhole bridge | Straight temples | Dimensions & fit: Lens width: 51mm | Lens height: 44mm | Bridge width: 18mm | Arm length: 145mm | Approx. total frame width: 130mm | Composition & care: Acetate | Wipe lenses and frame with a microfiber cloth; store in the protective case when not in use; avoid abrasive cleaners and solvents.