310 x 12800
310 x 12800 = 3968000
Example of 310 x 12800 pixels banner dimensions.
260 x 12850 270 x 12840 280 x 12830 290 x 12820 300 x 12810
310 x 12750 310 x 12760 310 x 12770 310 x 12780 310 x 12790
310 x 12850 310 x 12840 310 x 12830 310 x 12820 310 x 12810