---
title: skinWidth
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/charactercontrollercomponent/skinwidth
---

# skinWidth

An added tolerance around the character capsule.

## Declaration

```swift
var skinWidth: Float
```

## Discussion

Discussion A small skin, known as the contact offset, is maintained around the controller’s volume to avoid rounding and precision issues with collision detection. Specify this value relative to the entity’s coordinate system.

## See Also

### Configuring a character

- [height](realitykit/charactercontrollercomponent/height.md)
- [radius](realitykit/charactercontrollercomponent/radius.md)
- [slopeLimit](realitykit/charactercontrollercomponent/slopelimit.md)
- [stepLimit](realitykit/charactercontrollercomponent/steplimit.md)
- [upVector](realitykit/charactercontrollercomponent/upvector.md)