---
title: "init(capacity:sizeMultiple:)"
framework: realitykit
role: symbol
role_heading: Initializer
path: "realitykit/lowlevelbuffer/descriptor-swift.struct/init(capacity:sizemultiple:)"
---

# init(capacity:sizeMultiple:)

## Declaration

```swift
init(capacity: Int, sizeMultiple: Int = 1)
```