File formats:

• Acceptable file formats are PNG, JPG and GIF.

Creative (40kb maximum file size) It is recommended that you do not exceed 40kb in file size as it may limit your ads available inventory.  

• 728x90
• 300x250
• 160x600

Elements that advertisers need to supply

• 300×100 Primary Graphic
• 120×40 Logo
• Promotional Text is a maximum of 50 characters
• Click tracking URL (if used)
• Imp tracking code (if used)

Example Creatives: