how to remove the shortcut on Finder top bar (see picture) I don't know how I got these shortcuts on Finder's bar (look on the right). These shortcuts are on every Finder windows. 
How to remove them ? What's those shortcut called ?

This picture is worth more than any description.
Press the command key &#x2318; .
Drag the item away from the toolbar.


This behavior is generic for other OS X Apps. (Finder, Safari, Pages,...)