Gucci Square Eyeglasses combine a classic square silhouette with a Havana tortoiseshell finish, built for everyday prescription or clear-lens wear. Key attributes: Brown | Havana | Transparent | Zylonite (ZYL) | Lightweight frame | Compatible with prescription lenses | Square silhouette | Full-rim frame | Tortoiseshell pattern | Dimensions & fit: Lens width: 51 mm | Bridge width: 19 mm | Temple length: 140 mm | Lens height: 40.8 mm | Standard fit | Composition & care: Zylonite (ZYL)