26. adiZero Primeknit
Year Introduced: 2012
Let history decide what to make of the PrimeKnit vs. Flyknit debate - we'll just admit that both concepts are incredibly cool. Plus, as of now, the PrimeKnit is way more difficult to find than its Swooshified brethren, giving it that extra cache. And it's not like adi doesn't have a long and distinguished history of innovation.