Mykita Norfolk Sunglasses combine a sleek square silhouette with a lightweight aluminum frame and adjustable spiral hinges for comfortable everyday wear. Key attributes: Black | Dark grey | Aluminum | Lightweight frame | Patented spiral hinge | Individually adjustable fit | Silicone temple tips and nose pads | Includes branded case and cleaning cloth | Square frame | Full-rim silhouette | Modern classic styling | Dimensions & fit: Lens width: 50 mm | Bridge width: 25 mm | Temple length: 145 mm | International fit | Composition & care: Aluminum (frame) | CR-39 (lens) | Clean lenses with the supplied microfiber cloth; store in the provided case when not in use.