We all know Wes Anderson films have never lacked style, but we all know one character in particular with a wardrobe so iconic, you can hardly walk through an adult Halloween party without seeing her outfit. That’s right, I’m talking about Margot Tenenbaum from The Royal Tenenbaums.

There was a fascinating interview in Elle a few years ago with costume designer Karen Patch and how she went about this complicatedly iconic fictional woman, from her wooden prosthetic finger to her “fell asleep with makeup on” smudged eyeliner. Patch’s directions? “Don’t shop anything—make everything.” And while a lot of Margot’s looks felt so familiar at the time, most of it was made custom for her. Here’s a bit of what made Margot Tenenbaum’s style so iconic.