878 x 21250
878 x 21250 = 18657500
Example of 878 x 21250 pixels banner dimensions.
828 x 21300 838 x 21290 848 x 21280 858 x 21270 868 x 21260
878 x 21200 878 x 21210 878 x 21220 878 x 21230 878 x 21240
878 x 21300 878 x 21290 878 x 21280 878 x 21270 878 x 21260