I have a wpf application that looks like as follow:

How can I customize button, that should show only the image without button on the background(hide grey rectangle)?
I have a wpf application that looks like as follow:

How can I customize button, that should show only the image without button on the background(hide grey rectangle)?
 
    
    Try this:
<Button BorderThickness="0" Style="{StaticResource {x:Static ToolBar.ButtonStyleKey}}">
  <Image Source="Your Image"/>
</Button>
