it means that's where the pressure points are where the saddle is pushing on his back. I now hesitate to say it doesnt fit, because I learned that some horses prefer a saddle that is too narrow. My mare is one of them, she rides in a narrow tree, but traces a solid medium. She will not go in anything but a narrow, literally bucking and kicking out if I even try a medium/narrow.
Gypsy & Scout <3Everybody is a genius. But if you judge a fish by its ability to climb a tree it will live its whole life believing that it is stupid. ~Albert Einstein