Paris Fashion Week just kicked off, and it's only a matter of time before we're drooling over Chanel's new It-bag or watching Kendall Jenner kill it on the Givenchy catwalk. But before that, let's discuss Hood by Air, OK? If you're not familiar, it's time to get involved. The boundary-pushing Brooklyn-based label is a fave of music's most stylish peeps (think RiRi and A$AP Rocky), and posting a snap of one of their signature shirts will send your Insta-likes into the stratosphere. Oh, and did we mention it's just completely next-level cool? Here's the scoop on what went down at tonight's Spring '15 show.