Adizero Prime X 2 Strung . THE HIGH STACKED RACE SHOE PACKED WITH PERFORMANCE DRIVEN FEATURES . Built with innovative technology and designed without the constraints of world race regulations, the Prime Adidas Prime X Strung V2 more photos : r RunningShoeGeeks ADIDAS PRIME X 2 STRUNG, Soooo finally the new Adidas illegal shoe is out. It aint cheap at 300 $300 but it also comes with a boatload of tech. My first thought was that it feels heavier on adidas Prime X 2 Strung Performance Review WearTesters