Costa Del Mar Sunglasses - Islamorada- Glass / Frame: Tortoise Lens: Polarized Green Mirror Wave 580 Glass ACETATE frame ACETATE lens polarized Lens width: 57 millimeters Bridge: 15 millimeters Arm: 125 millimeters 2" high Frame Material: Plastic Lens Material: Glass Lens Width: 57mm Bridge: 15mm Arm: 125mm