I bought this particular cajon bag as I've got a slightly bigger (and tilted) cajon, and needed the extra space this bag provided. I was not disappointed.
The lining is soft and prevents the cajon from damage, and the bag is so big that I can fit most of my other gear in it as well - chimes, tambourines, even my 16" hand crash cymbal fits comfortably without getting bent!
I'd recommend this product to anyone looking for a slightly bigger bag for their cajon. The only negative thing I have to say is that it can become slightly hard to carry when fully loaded - I would have preferred a different kind of strap!