518 x 25000
518 x 25000 = 12950000
Example of 518 x 25000 pixels banner dimensions.
468 x 25050 478 x 25040 488 x 25030 498 x 25020 508 x 25010
518 x 24950 518 x 24960 518 x 24970 518 x 24980 518 x 24990
518 x 25050 518 x 25040 518 x 25030 518 x 25020 518 x 25010