Let's give you a detailed analysis of the object strokes drawn by the pen tool.
Tutorial sharing:
Open the AI software and create an image. Press Ctrl + N, as shown in the following figure:
Use the pen tool to draw the desired object first, as shown in the figure:
Now we can draw on the drawn object. First, we select "select tool", pull the mouse over the image, and select the path you want to draw, for example, here I select all, as shown in the figure:
You can select the desired color when you stroke, as shown in the following figure:
You can also change the stroke width, as shown in the following figure:
You can also change the stroke style, as shown in the following figure:
You can also redefine the paint brush style, as shown in the following figure:
Modify the opacity of the paint brush, as shown in the following figure:
All right, the above information is the detailed pen tool for the Illustrator users of this software to parse and share all the content, the users now see this. I believe that you are very clear about the method, so you can try the effect according to the above tutorial.