# rollingResistance

> The rolling resistance usually in the range [0, 1]. This is assigned to the current _surfaceMaterial.

## Definition

* **Type:** Property
* **Namespace:** [Unity.U2D.Physics](/engine/6000.7/script-reference/unity/u2d/physics.md)
* **Assembly:** UnityEngine.PhysicsCore2DModule

```csharp
public float rollingResistance { get; set; }
```