Unless you've been living (and scrolling) under a rock, then you've surely noticed the very-2018 trend of biker shorts. During the last few seasons alone, we've seen athleisure rise to an entirely new level. Blame it on Kim Kardashian, but the biker short are a trend of now. They don't have to be worn with cropped sweatshirts or beige-on-beige t-shirts, though. Aimee Song wore hers with an oversized camel blazer, black sweater, and a pair of must-have Tibi embossed boots.