---
title: materialFace
framework: modelio
role: symbol
role_heading: Instance Property
path: modelio/mdlmaterial/materialface
---

# materialFace

The surface of an object.

## Declaration

```swift
var materialFace: MDLMaterialFace { get set }
```

## Discussion

Discussion Determines if the material is front-facing, back-facing, or double-sided. The default case of a materialFace is MDLMaterialFace.front. For more information, see MDLMaterialFace.

## See Also

### Using a material

- [name](modelio/mdlmaterial/name.md)