420 x 12000
420 x 12000 = 5040000
Example of 420 x 12000 pixels banner dimensions.
370 x 12050 380 x 12040 390 x 12030 400 x 12020 410 x 12010
420 x 11950 420 x 11960 420 x 11970 420 x 11980 420 x 11990
420 x 12050 420 x 12040 420 x 12030 420 x 12020 420 x 12010