The build quality is pretty good, however, there are three gripes.
For me, when fitting the first brace loop, it actually pulls and presses onto the medial malleolus bone in the top of the ankle/bottoms of shin; this is something that for a company touting foot health may have considered. So for me at least, I skip the first brace loop and just use the top one. Just something to consider if you have ever found boot or "full cab" designs like this to rub on your ankle; maybe avoid using the firs...