The first thing You'll have to buy is some drawing ink. Drawing inks usually can be found in tiny jars, but just a little ink can go an extremely good distance. Here are a few distinct varieties you can buy, like simple drawing ink, acrylic ink and Indian ink. https://ink-drawing-for-beginners50901.oblogation.com/35954403/how-to-draw-with-ink-pens-can-be-fun-for-anyone