1424 x 21000
1424 x 21000 = 29904000
Example of 1424 x 21000 pixels banner dimensions.
1374 x 21050 1384 x 21040 1394 x 21030 1404 x 21020 1414 x 21010
1424 x 20950 1424 x 20960 1424 x 20970 1424 x 20980 1424 x 20990
1424 x 21050 1424 x 21040 1424 x 21030 1424 x 21020 1424 x 21010