684 x 21000
684 x 21000 = 14364000
Example of 684 x 21000 pixels banner dimensions.
634 x 21050 644 x 21040 654 x 21030 664 x 21020 674 x 21010
684 x 20950 684 x 20960 684 x 20970 684 x 20980 684 x 20990
684 x 21050 684 x 21040 684 x 21030 684 x 21020 684 x 21010