320 x 21750
320 x 21750 = 6960000
Example of 320 x 21750 pixels banner dimensions.
270 x 21800 280 x 21790 290 x 21780 300 x 21770 310 x 21760
320 x 21700 320 x 21710 320 x 21720 320 x 21730 320 x 21740
320 x 21800 320 x 21790 320 x 21780 320 x 21770 320 x 21760