HEY the original art is not by me, I just vectored a screenshot from the anime so I could use it as a wallpaper!
Reference used: http://gyazo.com/ce1b961b94335d8c803b67fa47145f3e
Want the wallpaper too? Here's a link :D
https://www.dropbox.com/s/rr1rrjhvyejq1vb/ryuko1.png
Character shown here is Ryuko Matoi and Senketsu. The anime is called Kill La Kill, I suggest it!
vectored by me