Photos from China and Italy were dramatically photoshopped to have very thin legs and arms.
Likewise, if you start out with a large size, a size 32, it will have too much curve for smaller, less shapely customers.
It looks like a pretty average white girl butt to me, which I guess is the point.
Natasha Wagner is a 34-year-old model from Los Angeles, who for the past 12 years, has been helping denim companies craft the ideal fit for their jeans.
Some of the images appear only slightly altered, while in others, the original image is barely recognizable.
Images from Colombia, Mexico and Peru reflect the of those areas with tiny waists, large breasts and curvy hips.