# Donut Pie Chart

Create a donut pie chart using ComponentOne MVC FlexPie control. Learn more about donut pie chart in MVC documentation.

## Content



The [InnerRadius](/componentone/api/mvc/online-mvc/dotnet-framework-api/C1.Web.Mvc/C1.Web.Mvc.FlexPieBase-1.InnerRadius.html) property can be used to leave a blank inner space in the FlexPie, creating a Donut Pie Chart. The blank space can be used to display additional data.

The following image shows a donut FlexPie.

![Donut FlexPie](https://cdn.mescius.io/document-site-files/images/2b3ac322-100e-4637-958d-fb40dcda3f44/images/piedonut.png)

The following code example demonstrates how to set this property. This example uses the sample created in the [Quick Start](/componentone/docs/mvc/online-mvc/workwithcontrols/FlexPie/FlexPieQuickStart) section.

```razor
.InnerRadius(0.4f)
```