Size for manual measurement,there may be a 0 to 1 cm error,belongs to the normal phenomenon.<br> Due to the difference between different monitors,the picture may not reflect the actual color of the item.Thank you! .<br> Width of the forehead frame:13.5cm/5.31 inches(approx.)<br> Frame Height:3.7cm/1.46 inches(approx.) <br> Lens Width:5.1cm/2 inches(approx.)<br> Temple Length:13.8cm/5.43 inches(approx.) <br>