They are neat, if you can -- and I think they're very affordable -- get one!
Get your CCCC Cave Creature tee! | Teespring: Here's a long-sleeve tee-shirt for fans of the cult classic book of fortean, folklore and paranormal research--Caverns, Cauldrons, and Concealed Creatures--which is now in its 3rd Expanded Edition!
Featuring artwork and design by the book's author Wm. Michael Mott, this long-sleeve tee, which features dark blue on gold, will let people know that you are a kindred spirit when it comes to studying the unknown mysteries of our world.