Everlane T-shirts - Page 193
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From what I remember about the conversation in this thread on that topic before, a key point is that supima cotton isn't a thing; it's a branding. Supima cotton is pima cotton (a certain good quality of the fluffy stuff), which is also certified by a particular company and grown in America. See these links:
Hope that helps.
I have noticed this. Unfortunately, as a smaller guy between sizes, this makes the fall colors not fit me as well as the originals (size small) :/