Marc Jacobs MARC 581/S Sunglasses blend a softly squared butterfly silhouette with glossy acetate construction and gradient lenses for everyday sun protection with a refined look. Key attributes: Black | Acetate | UV protection | Gradient lenses | Full rim | Metal temples | Prescription-ready | Butterfly | Cat-eye silhouette | Softly squared frame | Sleek metal temples | Dimensions & fit: Lens width: 55 mm | Bridge width: 17 mm | Temple length: 140 mm | Lens height: 52 mm | Large size (55-17-140) | Composition & care: Acetate frame | CR-39 lenses | Metal temples