A Z-Fold brochure is similar to your trifold brochure, the sole big difference being the folding course of the final panel. The z-fold is an individual sheet of paper folded into three panels (on the entrance as well as back) which can be folded in a very “Z” course. Also https://flyer-printing73825.bloginwi.com/62299925/the-definitive-guide-to-flyer-printing