# Materials

## Baking

* You should not use any light setup or HDRI for baking&#x20;
* All materials should be baked directly using the Ambient occlusion node (Avoid flat color or non-shaded areas)

<figure><img src="https://1769794590-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FDHWwPrTAwLL81PbfiBvW%2Fuploads%2Fd1FUSxyTslkrBAeRWyye%2Fimage.png?alt=media&#x26;token=854bc4b6-5e0f-44f6-9c58-047bcae76859" alt=""><figcaption></figcaption></figure>

## Details

* Structure: 4 Materials are mandatory for each NFT and LODs
* Structure Ornament: 5 Materials are mandatory for each NFT and LODs
* Landmarks: 1 Material mandatory
* Map Assets: 1 Material mandatory

## Requirements

* No duplicated materials
* Texture format: JPEG
* Materials should not use any shader (unless the category requires it)

<figure><img src="https://1769794590-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FDHWwPrTAwLL81PbfiBvW%2Fuploads%2F4AgKvC0CIxl5dact3Av6%2Fimage.png?alt=media&#x26;token=d82d87af-3d8a-4d16-bdc8-8a382fefbfaa" alt=""><figcaption></figcaption></figure>

## Water

* If you asset include any still water, please use the following image texture

<figure><img src="https://1769794590-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FDHWwPrTAwLL81PbfiBvW%2Fuploads%2FoMcOppX7iAuPyPyLcOFc%2Fwater_texture_default.png?alt=media&#x26;token=de3fbec4-5008-45fc-95f2-f961ec35f0fc" alt=""><figcaption></figcaption></figure>

## Size relation

* Materials image size must follow this relation size:
  * 64x64
  * 128x128
  * 256x256
  * 512x512
  * 1024x1024
  * 2048x2048
