Android/android-material-design-appcompat/res/menu/navigation_drawer_items.xml

<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    tools:context="com.hmkcode.mongoz.MainActivity" >

    <group android:checkableBehavior="all">
	    <item
	        android:id="@+id/navigation_item_1"
	        android:icon="@drawable/ic_action_location_found_dark"
	        android:title="Toolbar"/>
	    <item
	        android:id="@+id/navigation_item_2"
	        android:icon="@drawable/ic_action_location_found_dark"
	        android:title="FloatActionButton"/>
	    
	    <item
	        android:id="@+id/navigation_item_3"
	        android:icon="@drawable/ic_action_location_found_dark"
	        android:title="NavigationView"/>
	</group>

</menu>