Nike Air Tech Challenge 2 'Stone Blue' Men's Shoes Size:9 Lace up and feel the

Lace up and feel the legacy in a champion running shoe that helped define the '90s

Elongated ribbing at the waist provides extra comfort and structure

Why mess with greatness

And signature Serena Williams details

Take off in the Jordan Brand Crew

Nike Air Tech Challenge 2 'Stone Blue' Men's Shoes Size:9 Lace up and feel theNike Air Tech Challenge 2 Men's Shoes Hitting the '90s tennis scene on the feet of the hottest player at the time, the Air Tech Challenge turned heads on the court with its brash and unconventional style. Well, it's back with the same attitude that made it an icon. This edition gives the original design a more aged aesthetic on the midsole. And its foundational elements, like the real and synthetic leather upper, plush foam collar and visible Max Air