688 x 17840
688 x 17840 = 12273920
Example of 688 x 17840 pixels banner dimensions.
638 x 17890 648 x 17880 658 x 17870 668 x 17860 678 x 17850
688 x 17790 688 x 17800 688 x 17810 688 x 17820 688 x 17830
688 x 17890 688 x 17880 688 x 17870 688 x 17860 688 x 17850