MLC EYEWEAR Elegant Line M9231 Grey metallic edition Imported metal frame composite lens non-polarized Lens width: 55mm Lens height: 55mm Bridge: 23mm Arm: 133mm 55 millimeters high 133.35 millimeters wide Model: M9231 Frame: Metal Lens: Purple/black Protection: UV 400 lens technology Nose pads: Adjustable