Guess GU7917/S Sunglasses combine a glossy black acetate frame with gradient lenses to deliver stylish everyday sun protection. Key attributes: Black | Nero | Acetate | UV protection (UV400) | Gradient lenses for reduced glare | Comes with branded case and microfibre cloth | Round/oval frame | Wide temples with logo detail | Saddle bridge | Glossy finish | Dimensions & fit: Lens width: 56 mm | Bridge: 17 mm | Temple length: 140 mm | Frame width: 143 mm | Composition & care: Acetate | Clean lenses with a microfibre cloth and store in the protective case; avoid solvents and abrasive cleaners.