Crafted for big kids . the Air Jordan 4 Retro GS ‘University Blue’ carries a suede upper in a familiar color that nods to Michael Jordan’s alma mater . the University of North Carolina at Chapel Hill. The collegiate theme is reinforced with a woven jock tag on the tongue . featuring a design similar to the labeling on throwback Nike basketball jerseys. Speckled grey detailing lands on the sneaker’s supportive wings . PU midsole and molded heel tab . the latter embellished with Jumpman branding.