---
title: id
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/skeletonresource/blendmask/id
---

# id

The identifier of the blend mask, derived from its name.

## Declaration

```swift
var id: String { get }
```

## See Also

### Accessing mask values

- [jointWeights](realitykit/skeletonresource/blendmask/jointweights.md)