This is an interesting concept, niche products. Though, it does raise the question of weather this is really necessary. Is there really a major difference between the feet of the rest of America and the feet of Native Americans?

Nike Inc. has unveiled the Nike Air Native N7, an athletic performance shoe designed specifically for American Indians.
The Nike Air Native N7 is the result of nearly two years of collaborative research, development and fit testing in partnership with the American Indian community. The first-of-a-kind performance shoe was created to address the specific fit and width requirements for the Native American foot.
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“Nike is aware of the growing health issues facing Native Americans,” said Sam McCracken, Manager of Nike’s Native American Business program. “Through the Nike Air Native N7 we are stepping up our commitment to use our voice on a local, regional and national level to elevate the issue of Native American health and wellness. We believe physical activity can and should be a fundamental part of the health and wellness of all Native Americans.”