300 x 10500
300 x 10500 = 3150000
Example of 300 x 10500 pixels banner dimensions.
250 x 10550 260 x 10540 270 x 10530 280 x 10520 290 x 10510
300 x 10450 300 x 10460 300 x 10470 300 x 10480 300 x 10490
300 x 10550 300 x 10540 300 x 10530 300 x 10520 300 x 10510