Looks like Met Art-material to me. Does anyone recognize her?
I got it from -not allowed anymore b.o. too much spam contents- but I can't post the link because apparently that site contains too much spam.
But she's wearing a sombrero in this picture (/set). So that should help. :p
![](http://25.media.-not%20allowed%20anymore%20b.o.%20too%20much%20spam%20contents-.com/tumblr_m9xnj1ug0V1qkoo3yo1_500.jpg)