The Mulleavy sisters behind Rodarte commented on making the edgy, much-talked-about costumes for the movie, "Black Swan". Known in the fashion world for their intellectual approach to design, they often appeal to the artier crowd, like (surprise) Natalie Portman. See the New York Times' video from today:
As horror film aficionados, "Black Swan" was a natural extension of their vision. The hand-made ballet costumes for the movie used materials like angora, spiky feathers, net, and metal to create the gothic swan images for the film.
For more on Rodarte's "Black Swan" tutus and the couture art of costume making, see the previous post: Black Swan Backstage