The Washington Post has a free website where you can create your own pro or anti-Trump hats. Go to https://www.washingtonpost.com/news/the-fix/wp/2015/10/06/hey-lets-all-make-our-own-donald-trump-hats/
Here are some samples:
Note that the pound sign (#) in the Mr. Deferement hat had to be Photoshopped in. Only letters and numbers are provided on the site.
This site allows you to make drawings using your choice of 8 different thumbnail pictures of Trump. Seehttp://paintwithdonaldtrump.com/
Here's a sample we call Trump Monkey Head: