688 x 21400
688 x 21400 = 14723200
Example of 688 x 21400 pixels banner dimensions.
638 x 21450 648 x 21440 658 x 21430 668 x 21420 678 x 21410
688 x 21350 688 x 21360 688 x 21370 688 x 21380 688 x 21390
688 x 21450 688 x 21440 688 x 21430 688 x 21420 688 x 21410