Devin Booker Spotted in the Nike Book 1 "Cool Grey"

It's been a month since Nike Basketball and Devin Booker officially revealed the star guard's first signature shoe -- the Nike Book 1. Having leaked a couple of months earlier, black and orange colorways have been spotted thus far with Booker wearing the orange pair during the NBA preseason and now appearing with a "Cool Grey" colorway during practice.With the NBA season opener going down next week, it's likely that we'll spot Booker in additional colorways as the season progresses, considering ...