Not to be outdone by Nike, Adidas has opened a new flagship store in New York City. And, just like its rival, the German company packed the space with loads of technology. Inside the four-story, 45,000-square-foot space, on the corner of 5th Avenue and 46th Street, you'll find a virtual-reality experience and a wearable system designed to help you find the best running shoe. Let's take a look at what other tech Adidas is featuring at its biggest retail store yet.