284 x 12000
284 x 12000 = 3408000
Example of 284 x 12000 pixels banner dimensions.
234 x 12050 244 x 12040 254 x 12030 264 x 12020 274 x 12010
284 x 11950 284 x 11960 284 x 11970 284 x 11980 284 x 11990
284 x 12050 284 x 12040 284 x 12030 284 x 12020 284 x 12010