640 x 18520
640 x 18520 = 11852800
Example of 640 x 18520 pixels banner dimensions.
590 x 18570 600 x 18560 610 x 18550 620 x 18540 630 x 18530
640 x 18470 640 x 18480 640 x 18490 640 x 18500 640 x 18510
640 x 18570 640 x 18560 640 x 18550 640 x 18540 640 x 18530