TabItem Header

   
    

<Window x:Class="SimpleStyles.Window1"
  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  Title="SimpleStyles"
  Background="#F8F8F8">
  <ScrollViewer>
    <WrapPanel>
      <HeaderedItemsControl Header="TabControl">
        <StackPanel Orientation="Horizontal">
          <TabControl Margin="8" Height="100" Width="225">
            <TabItem Header="One" />
            <TabItem Header="Two" />
            <TabItem Header="Three" />
            <TabItem Header="Four" />
          </TabControl>
        </StackPanel>
      </HeaderedItemsControl>
   
    </WrapPanel>
  </ScrollViewer>
</Window>