Here is a very in depth review from Health Habits on the SKORA Phase and Core, even including a comparison to Base.
This is a great read if you’re considering one model or the other. Doug has multiple review criteria that he discusses, which he feels are all important to a good shoe.
Natural Foot Movement
Shape of the Sole
Ease of Use
You can read the review here!
Measurements refer to body size, not garment dimensions. In instances where your body measurements are in between two sizes, go with the smaller size for a tighter fit or the larger size for a looser fit.