x0pen

Simple coloring brush This brush was designed for blending colors and rendering; it’s best to use it in combination with other brushes. If you’re working on the same layer, it’s better to use a different brush that doesn’t blend as much, for adding details or applying a base color from which to star

This pack is free — download it straight from the author's page. All rights belong to the author; BrushCatalog links to the original source.

How to install: download the file, then in Clip Studio Paint, drag the .sut file onto the Sub Tool palette (or Sub Tool palette menu → Import Sub Tool). More details →