This is an extraordinary pen, you can draw all kinds of graphics, the most important thing is that you can print it in 3D. We provide thousands of graphics, each of which is unique. There will be some small obstacles in the process of your painting. We believe that you can successfully draw through the obstacles.
When you make a successful painting and print it out, you will get some rewards. With these rewards, you can exchange for better pens, and of course, there are some other great props. Try it!