Michael Kors Dubrovnik Sunglasses combine a square acetate frame with metal temples for a modern, everyday sun style. The large 56mm lenses deliver broad coverage and a comfortable wide fit. Key attributes: Black Camo Tortoise | Acetate | Polyamide bio lenses | Universal fit | Prescription-ready | Square frame | Full-rim design | Metal temples | Dimensions & fit: Lens width: 56 mm | Bridge: 18 mm | Size L (56-18) | Wide fit | Universal fit | Composition & care: Acetate | Metal | Polyamide bio | Clean lenses with a microfiber cloth; store in the original case; avoid abrasive cleaners and solvents.