870 x 3640
870 x 3640 = 3166800
Example of 870 x 3640 pixels banner dimensions.
820 x 3690 830 x 3680 840 x 3670 850 x 3660 860 x 3650
870 x 3590 870 x 3600 870 x 3610 870 x 3620 870 x 3630
870 x 3690 870 x 3680 870 x 3670 870 x 3660 870 x 3650