Alexander McQueen Square Sunglasses combine a clean square silhouette with the brand's signature Cross-Bar detail for a contemporary statement. The acetate frame and grey bio-nylon lenses deliver clear optics and can be fitted with prescription lenses. Key attributes: Green | Acetate | Compatible with prescription lenses | Square frame | Full-rim construction | Cross-Bar signature detail | Solid grey lenses | Dimensions & fit: Lens width: 51 mm | Bridge: 19 mm | Temple length: 145 mm | Composition & care: Acetate (frame) | Bio nylon (lenses)