The extra-photo-worthy ( but exceptionally sweaty ) material was a clear stand-out on our feeds in 2016. For a few months, it felt as if everyone owned the same $59 patent skirt from Mango. Chung's wardrobe confession only made the presence of vinyl-esque leather over the course of Fashion Month all the more apparent: We saw the shiny fabric appear in various shapes and forms — trenches, trousers, and boots, in all their glossy, '80s glory.