178 x 21000
178 x 21000 = 3738000
Example of 178 x 21000 pixels banner dimensions.
128 x 21050 138 x 21040 148 x 21030 158 x 21020 168 x 21010
178 x 20950 178 x 20960 178 x 20970 178 x 20980 178 x 20990
178 x 21050 178 x 21040 178 x 21030 178 x 21020 178 x 21010