What They Sell
Yes. Vessi says:
They are made in Taiwanese facilities of the highest quality. We take pride in working with partners who value ethical practices, regulation of wages, and the well being of the team.
Not entirely sure, but the waterproofing function is meant to last the lifetime of the shoe, which should reduce your need for new shoes. Vessi says:
Vessi Flash Knit's waterproof and moisture-wicking function is provided by a nano-filtering membrane. No coating here!