Mine are all the plain single-layer leathers, because that’s what I like for looks and ease of adjustment. They stretch a tiny bit, but that doesn’t bother me.
Sorry I can’t offer more guidance about the stitched models. But they are extremely well made, and he’s such a nice guy. I’m sure he can answer any questions you have about bulk, and maybe even provide measurements and pictures. I’ve found him to be really lovely about answering my questions.