The default elements of Toolbar are presented below.

Elements of Toolbar
- 1 Environment chooser
- 2 Zoom
- 3 Rewind/Stop
- 4 Play/Pause
- 5 Record
- 6 Loop playback
- 7 Count in
- 8 Metronome
- 9 Volume
- 10 Selection mode
- 11 Type of selection
You can also modify the location and visibility of all toolbar elements by using View > Customize Toolbar…

To hide Toolbar, choose View > Hide Toolbar, or press Option-Command-T