What tools, including paper, are commonly used by foreign cartoonists to draw cartoon portraits on the street?

Colored chalk, also called pastel. They are sold in ordinary art stores.

In addition, Zhonghua brand is very cheap, but it is not easy to use and the particles are too thick. You can usually buy horsepower.

If the economy permits, buy cherry blossoms, which is very useful.

The usage is to draw directly. If you want a uniform color, scrape off the powder with a knife and apply it with a cotton swab or sponge toilet paper or fingers (etc.). ), suitable for large-scale coloring.

There are all kinds of roadside portraits, usually black and white with charcoal strokes, and colored with colored lead and colored chalk.