The Static image ads can be formatted in .gif, .jpg and .png. Animated image ads can be formatted in .gif or Flash. The file size limit of an image ad is 50 KB.
Image ads can be in the following sizes:
• 250 x 250 Square
• 200 x 200 Small Square
• 468 x 60 Banner
• 728 x 90 Leaderboard
• 300 x 250 Inline Rectangle
• 336 x 280 Large Rectangle
• 120 x 600 Skyscraper
• 160 x 600 Wide Skyscraper
Image ads should clearly and accurately reflect your site and emphasize unique benefits of your product or service.
If your image ad doesn't meet these rules, it won't be allowed to run. See a full list of guidelines on our Image Ad Policy page.
Also, use some call to action "learn more," "buy now," or "visit us today."