878 x 18800
878 x 18800 = 16506400
Example of 878 x 18800 pixels banner dimensions.
828 x 18850 838 x 18840 848 x 18830 858 x 18820 868 x 18810
878 x 18750 878 x 18760 878 x 18770 878 x 18780 878 x 18790
878 x 18850 878 x 18840 878 x 18830 878 x 18820 878 x 18810