Breed Neptune Titanium And Carbon Fiber Sunglasses Imported Carbon Fiber, Titanium frame Polycarbonate lens Y 100% UV Protection coating Lens width: 62 millimeters Bridge: 18 millimeters Arm: 133 millimeters 41 millimeters high 146 millimeters wide All of Breed sunglasses are polarized and we use the Triacetate Cellulose (TAC) polarized process. The TAC process uses a multiple layer production. Titanium Frame Polycarbonate Lens 100% UV Protection  Polarized 62 mm Lens Width 18 mm Bridge size 133 mm Temple size Spring Loaded Hinges