850 x 3500
850 x 3500 = 2975000
Example of 850 x 3500 pixels banner dimensions.
800 x 3550 810 x 3540 820 x 3530 830 x 3520 840 x 3510
850 x 3450 850 x 3460 850 x 3470 850 x 3480 850 x 3490
850 x 3550 850 x 3540 850 x 3530 850 x 3520 850 x 3510