Does it have to specifically that version of her. On the page itself, there's an image of her wearing something that covers her shoulders. Otherwise, you'll have to use a customized corset with metal boning as the harness.
I'd strongly recommend going with felt or muslin so that you'll have a lot to work with and it's more economical.
RWBY: Blake Belladonna - Gambol Shroud FUNCTIONAL
Planned Cosplay 2017
- Everything all gold, woo!
Gilgamesh [Fate Series]
Kayle - The Judicator [League of Legends]
Sagitarrius Aiolis [Saint Seiya]
Genji [Overwatch - Ocre]
Geralt [Witcher 3 - Wolven]