The idea of employing distinct thicknesses is so that you could get yourself a really feel for the various effects Each individual pen suggestion gives you. Since the ink bleeds you may get some degree of Mixing and colour mixing when Doing work with coloured dye primarily based markers. https://realistic-quill-pen-drawi88765.digitollblog.com/34065133/indicators-on-quill-pen-art-tutorial-you-should-know