850 x 30480
850 x 30480 = 25908000
Example of 850 x 30480 pixels banner dimensions.
800 x 30530 810 x 30520 820 x 30510 830 x 30500 840 x 30490
850 x 30430 850 x 30440 850 x 30450 850 x 30460 850 x 30470
850 x 30530 850 x 30520 850 x 30510 850 x 30500 850 x 30490