---
title: instanceCapacity
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/lowlevelinstancedata/instancecapacity
---

# instanceCapacity

The maximum number of instances this low-level instance data draws when set on a mesh instances component.

## Declaration

```swift
final var instanceCapacity: Int { get }
```

## Discussion

Discussion instanceCount must be less than or equal to the instanceCapacity determined on initialization.