> For the complete documentation index, see [llms.txt](https://black-horizon-studios.gitbook.io/emerald-ai-wiki/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://black-horizon-studios.gitbook.io/emerald-ai-wiki/emerald-profiles-and-objects/footstep-surface-object.md).
# Footstep Surface Object
## Footstep Surface Object
Footstep Surface Objects are used to determine which footstep sound and effect should play given the received information. The information is either a Game Object's tag or a list of textures that are received from Unity Terrains.
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**Important:** The [Footsteps Component](/emerald-ai-wiki/emerald-components-optional/footsteps-component.md) is required to use this feature.
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Here are the available tutorials and guides for the Footstep Surface Object.
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