Your reference link isn't working.
I can say though, you'd have been better off getting a shorter wig. Longer wigs aren't really designed for what you want to do.
Finished: Armin Arlert, Mayoi Hachikuji, Tomoko Kuroki, Ultimate Madoka, fem!Masky
In progress: Kougyoku Ren, Lightning Farron
Upcoming cons: Sabakon, Youmacon, Con+Alt+Delete