# External

> Extract the materials and textures from the model.

## Definition

* **Type:** Field
* **Namespace:** [UnityEditor](/engine/6000.3/script-reference/unityeditor.md)
* **Assembly:** UnityEditor

```csharp
External = 0
```

### Remarks

Unity extracts the materials to a folder named "\\\<assetName\\> Materials", at the same level as the model file.

For example, if the model is Assets/Model/MyModel.spm, then its materials are extracted to Assets/Model/MyModel Materials.