838 x 4280
838 x 4280 = 3586640
Example of 838 x 4280 pixels banner dimensions.
788 x 4330 798 x 4320 808 x 4310 818 x 4300 828 x 4290
838 x 4230 838 x 4240 838 x 4250 838 x 4260 838 x 4270
838 x 4330 838 x 4320 838 x 4310 838 x 4300 838 x 4290