Which ones are best? So I've had the Nike Zoom Fly Flyknit from a few years ago and it's fit and served me wonderfully. They're getting old and I like the carbon
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Road Trail Run: Vaporfly 4% Flyknit Initial Impressions and Race Review. Near Perfect for 1:07 & 1:40 Half Racer/Testers. Comparisons to the Original Vaporfly 4% and Zoom Fly Flyknit