850 x 3800
850 x 3800 = 3230000
Example of 850 x 3800 pixels banner dimensions.
800 x 3850 810 x 3840 820 x 3830 830 x 3820 840 x 3810
850 x 3750 850 x 3760 850 x 3770 850 x 3780 850 x 3790
850 x 3850 850 x 3840 850 x 3830 850 x 3820 850 x 3810