This class creates a ribbon toggle button.

Autodesk.AutoCAD.Customization.ElementBase
    Autodesk.AutoCAD.Customization.VersionableElement
        Autodesk.AutoCAD.Customization.CustomizationElement
            Autodesk.AutoCAD.Customization.RibbonItem
                Autodesk.AutoCAD.Customization.RibbonToggleButton

Public Class RibbonToggleButton
Inherits RibbonItem

public class RibbonToggleButton : RibbonItem;