878 x 21080
878 x 21080 = 18508240
Example of 878 x 21080 pixels banner dimensions.
828 x 21130 838 x 21120 848 x 21110 858 x 21100 868 x 21090
878 x 21030 878 x 21040 878 x 21050 878 x 21060 878 x 21070
878 x 21130 878 x 21120 878 x 21110 878 x 21100 878 x 21090