Expandable Banner Ads Expandable banner ad loads on the page as a standard sized banner ad, and upon rollover it expands to show multiple messages. They are more like streaming video ads with ideal banner ad size being 728×90 on top page header Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Share on Telegram (Opens in new window) Telegram Share on WhatsApp (Opens in new window) WhatsApp