850 x 3770
850 x 3770 = 3204500
Example of 850 x 3770 pixels banner dimensions.
800 x 3820 810 x 3810 820 x 3800 830 x 3790 840 x 3780
850 x 3720 850 x 3730 850 x 3740 850 x 3750 850 x 3760
850 x 3820 850 x 3810 850 x 3800 850 x 3790 850 x 3780