Which one, you ask? I'm not sure myself.
EDIT: Several users have informed me that this kid is dressed up like Winry Rockbell from Fullmetal Alchemist. I see what they mean!
This toy here is unfortunately unavailable for purchase, though I guess it's still possible in our dreams. How else will we teach our young women the importance of zombie preparedness?
On the flip side, this IS available for purchase at your local knock-off toy chain!