How do you make custom pants on Roblox?

How do you make custom pants on Roblox?
Upload Process

Go to the Create page.
Click on either Shirts, Pants, or T-Shirts in the left column, depending on your design.
In the main area of the window, click Choose File to select your template file.
Type in a creative name for your item.
Click the Upload button.

Upload Process
  1. Go to the Create page.
  2. Click on either Shirts, Pants, or T-Shirts in the left column, depending on your design.
  3. In the main area of the window, click Choose File to select your template file.
  4. Type in a creative name for your item.
  5. Click the Upload button.