Ad unit content must be clearly distinguishable from normal webpage or application content (i.e. ad unit must have clearly defined borders and not be confused with normal page content).
IAB Pushdown Behavior
A unit that displays expanded at 4:1 initially, pushing down the content of the page. The user may collapse the unit at any time.
Upon viewing the ad a second time, the unit displays collapse initially at 10:1 with a call to action to expand the unit again.
Collapsed Dimensions
Desktop: 10:1
Mobile: 6:1
Expanded Dimensions
Desktop: 4:1
Mobile: 16:9
In-Banner Video units must have user initiated sound.
| Ad Size | Desktop 10:1/4:1 Mobile 16×9/6×1 Mobile |
| Unit Name | Flexible Pushdown |
| HTML 5 File Size | 100k/200k* |
| Animation | 15 seconds max |
| Audio | On Click |
| 3rd Party Serving | Yes |
| Expansion Size | 4:1 |
| Notes | Auto Expand = 1 per 24/hrs Subsequent expansion upon user click Control = Scroll to collapse/expand Video must include: Play, Pause, Mute (must be user initiated sound) |
* polite load
| Weight | 1000 lbs |
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