While it's obviously not 2015 just yet, there have already been two notable releases of Marty McFly's futuristic high-tops. There was the Nike Mag version from 2011, which released via auction-only, and the recent Halloween costume replica pair, officially licensed by Universal Studios. Sole Collector owns both versions and compared the two in a recent video. Peep the footage as sneaker YouTuber PTC examines the Mags, and calls out some pretty major differences.
2.
[via Sole Collector]