508 x 21040
508 x 21040 = 10688320
Example of 508 x 21040 pixels banner dimensions.
458 x 21090 468 x 21080 478 x 21070 488 x 21060 498 x 21050
508 x 20990 508 x 21000 508 x 21010 508 x 21020 508 x 21030
508 x 21090 508 x 21080 508 x 21070 508 x 21060 508 x 21050