Costa Del Mar Sunglasses - Islamorada- Plastic / Frame: Black and Coral Lens: Polarized Copper 580P Polycarbonate ACETATE frame Glass lens Polarized Lens width: 57 millimeters Bridge: 15 millimeters Arm: 125 millimeters Frame Material: Plastic Lens Material: Plastic Lens Width: 57mm Bridge: 15mm Arm: 125mm