Referee Blue Icon (PNG, vector)

Referee and other 61,400 icons from Icons8 icon pack follow the visual guidelines of the operating systems: Windows, iOS, Android KitKat, and Material. PNG format is free up to 100x100 px.
This is an image of the profile of a human head facing towards the right. The head has no features on it. In the mouth of the figure is a whistle like shape with a musical note coming out of it.