Even Warriors coach Steve Kerr took note of Green's shirt. During the Warriors' parade on Thursday, Kerr pointed out "Sometimes I get tired of doing the humble thing, I want to be more like Draymond.

Warriors fans celebrate after the Golden State Warriors defeated the Cleveland Cavaliers in Game 5 of the NBA Finals at Oracle Arena in Oakland, Calif., on Sunday, June 14, 2015.

For many of the same reasons that retro jerseys have become one of football’s most popular subcultures, the shirt restoration market is experiencing a surge. Whether attached to success or pure ...