300 x 12700
300 x 12700 = 3810000
Example of 300 x 12700 pixels banner dimensions.
250 x 12750 260 x 12740 270 x 12730 280 x 12720 290 x 12710
300 x 12650 300 x 12660 300 x 12670 300 x 12680 300 x 12690
300 x 12750 300 x 12740 300 x 12730 300 x 12720 300 x 12710