Help Blue Icon (PNG, vector)

This icon is a part of a collection of Help flat icons produced by Icons8. Icons follow the guidelines of iOS, Windows, and Android and are designed by a single designer, guaranteeing the consistent quality.
It is circle with a question mark in the middle. The question mark is very prominent and exactly in the center of the circle. It is pretty much like a button you would click if you wanted help on a topic, or an image you would see to find information.