688 x 3990
688 x 3990 = 2745120
Example of 688 x 3990 pixels banner dimensions.
638 x 4040 648 x 4030 658 x 4020 668 x 4010 678 x 4000
688 x 3940 688 x 3950 688 x 3960 688 x 3970 688 x 3980
688 x 4040 688 x 4030 688 x 4020 688 x 4010 688 x 4000