Marc Jacobs MARC 851/S Sunglasses feature a rectangular acetate frame and shaded lenses for everyday wear. The model pairs a clean silhouette with practical proportions. Key attributes: Black | Acetate | Rectangular frame | Dark grey shaded lenses | Dimensions & fit: Lens width: 52 mm | Bridge width: 22 mm | Lens height: 37 mm | Temple length: 140 mm | Composition & care: Acetate