Gucci Sporty Square Sunglasses in Shiny & Matte Black GG 1075/S GVB 57 Imported Aluminum frame gradient lens non-polarized Lens width: 57 millimeters Bridge: 16 millimeters Arm: 140 millimeters Frame Material: Plastic Lens Material: Plastic Lens Width: 57mm Bridge: 16mm Arm: 140mm