850 x 3480
850 x 3480 = 2958000
Example of 850 x 3480 pixels banner dimensions.
800 x 3530 810 x 3520 820 x 3510 830 x 3500 840 x 3490
850 x 3430 850 x 3440 850 x 3450 850 x 3460 850 x 3470
850 x 3530 850 x 3520 850 x 3510 850 x 3500 850 x 3490