# InitialSizeInBytes

> Retrieves the size of the initial memory block, as requested in the Initialize function.

## Definition

* **Type:** Property
* **Namespace:** [Unity.Collections](/engine/6000.7/script-reference/unity/collections.md)
* **Assembly:** UnityEngine.ManagedKernelModule

```csharp
public int InitialSizeInBytes { get; }
```