These brushes enable you to change the appearance of the area they are applied to in the following way:
Softens the areas it’s used on, making it appear out of focus.
Makes an image look crisper; sharpening the areas it’s used on.
Simply paint over the
area with the brush to use it. Open their preferences, by either
double-clicking the brush or selecting Show Brush Properties , to
change their size or strength. At any time, you can save these settings
or reset the brush to its default settings.