I like this a lot. The color combination is very effective. Great ad for the shoes. If the model had smiled it would have been a lot better. Good over-all image.
It's a little dear in the headlights in her expression. Shoulders are to hunched making her look bored. I like the desat and I would buy a pair of those sneakers, but its just a 5 for me.
Cute shot. I don't really like the mix of B&W and color in most shots, especially portraits. It makes her look like she's member of the walking dead (grey skin with color in the clothing).