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
RWBY: Pyrrha Nikos - Milo FUNCTIONAL
: On Hold
Planned Cosplay 2016
- Winged Armor Year: Tentative
Kazuma Adventurer Pantsu Thief [Kono Subarashii Sekai Ni Shukufuku]
Anime Expo: Fri-Gathering host!
Power Persona Q version [Shin Megami Tensei]
Anime Expo: Sat
Chaos Dirge of Cerberus [FF7]
Anime Expo: Sun
Tuxedo Mask [Sailor Moon]
Anime Expo: Mon