**Service** [ForecastService](https://developers.google.com/ad-manager/api/reference/v202605/ForecastService.CreativeSizeType) [LineItemService](https://developers.google.com/ad-manager/api/reference/v202605/LineItemService.CreativeSizeType) **ProposalLineItemService** [ProposalService](https://developers.google.com/ad-manager/api/reference/v202605/ProposalService.CreativeSizeType) **Dependencies** [CreativePlaceholder](https://developers.google.com/ad-manager/api/reference/v202605/ProposalLineItemService.CreativePlaceholder) ▼ **CreativeSizeType**

Descriptions of the types of sizes a creative can be. Not all creatives can
be described by a height-width pair, this provides additional context.

*** ** * ** ***

Namespace
:
    `https://www.google.com/apis/ads/publisher/v202605`

| Enumeration | Description |
|---|---|
| `PIXEL` | Dimension based size, an actual height and width. |
| `ASPECT_RATIO` | Mobile size, that is expressed as a ratio of say 4 by 1, that could be met by a 100 x 25 sized image. |
| `INTERSTITIAL` | Out-of-page size, that is not related to the slot it is served. But rather is a function of the snippet, and the values set. This must be used with 1x1 size. |
| `IGNORED` | Size has no meaning 1. For Click Tracking entities, where size doesn't matter 2. For entities that allow all requested sizes, where the size represents all sizes. |
| `NATIVE` | Native size, which is a function of the how the client renders the creative. This must be used with 1x1 size. |
| `AUDIO` | Audio size. Used with audio ads. This must be used with 1x1 size. |