Licensing Marvel and DC charactes for print

Anyone know of how to get permission to print Batman or Wolverine shirts? I’ve emailed the companies, and Marvel had a dedicated licensing email address, but I wonder if there’s something already set up for licensing that I’ve not heard of.

Disney Consumer Products (DCP) is the business segment of The Walt Disney Company and its affiliates that delivers innovative and engaging product experiences across thousands of categories from toys and apparel to books and fine art. Under the leadership of President Bob Chapek, DCP is focused on franchise growth and product quality and innovation. This focus enables DCP to deliver compelling merchandise at retailers around the world enriching consumers’ experience with the Disney brand and its characters.
…Who may not have time for you, if you are not big, since they are the largest such franchise.

Hmm some of the big chains develop there own products. Say a Kmart… they can get their own product licensed…