1200 x 4200
1200 x 4200 = 5040000
Example of 1200 x 4200 pixels banner dimensions.
1150 x 4250 1160 x 4240 1170 x 4230 1180 x 4220 1190 x 4210
1200 x 4150 1200 x 4160 1200 x 4170 1200 x 4180 1200 x 4190
1200 x 4250 1200 x 4240 1200 x 4230 1200 x 4220 1200 x 4210