If the banner size that you are looking to use is not available in the platform, email your Account Manager. Estimated turnaround for this request is one month.
If your banner file is greater than the 60kb limit try using a compressor such as this one compressjpeg.com to decrease the weight of your Creative. Increased limit requests are approved on a case by case basis and could be subject to additional fees. Please allow 3 business days for this request to be processed.
Most common banner sizes: