320 x 10500
320 x 10500 = 3360000
Example of 320 x 10500 pixels banner dimensions.
270 x 10550 280 x 10540 290 x 10530 300 x 10520 310 x 10510
320 x 10450 320 x 10460 320 x 10470 320 x 10480 320 x 10490
320 x 10550 320 x 10540 320 x 10530 320 x 10520 320 x 10510