300 x 12890
300 x 12890 = 3867000
Example of 300 x 12890 pixels banner dimensions.
250 x 12940 260 x 12930 270 x 12920 280 x 12910 290 x 12900
300 x 12840 300 x 12850 300 x 12860 300 x 12870 300 x 12880
300 x 12940 300 x 12930 300 x 12920 300 x 12910 300 x 12900