1388 x 3800
1388 x 3800 = 5274400
Example of 1388 x 3800 pixels banner dimensions.
1338 x 3850 1348 x 3840 1358 x 3830 1368 x 3820 1378 x 3810
1388 x 3750 1388 x 3760 1388 x 3770 1388 x 3780 1388 x 3790
1388 x 3850 1388 x 3840 1388 x 3830 1388 x 3820 1388 x 3810