# toCustom

> Get the custom matrix defining how to transform from PhysicsWorld space to the custom world-space. NOTE: This is the inverse of the _fromCustom matrix.

## Definition

* **Type:** Property
* **Namespace:** [Unity.U2D.Physics](/engine/6000.5/script-reference/unity/u2d/physics.md)
* **Assembly:** UnityEngine.PhysicsCore2DModule

```csharp
public readonly Matrix4x4 toCustom { get; }
```