900 x 3800
900 x 3800 = 3420000
Example of 900 x 3800 pixels banner dimensions.
850 x 3850 860 x 3840 870 x 3830 880 x 3820 890 x 3810
900 x 3750 900 x 3760 900 x 3770 900 x 3780 900 x 3790
900 x 3850 900 x 3840 900 x 3830 900 x 3820 900 x 3810