And there aren’t quite a few techniques to work with with ink which include applying color concept and mixing. On the other hand, I considered ink drawing an intermediate ability because as you lay an concept damn, it can not be erased. Fountain Pen. It has a replaceable nib; https://dallaswqfml.tinyblogging.com/how-to-draw-with-ink-pens-no-further-a-mystery-80705699