The Donna Karan version is a cool $995. - Donna Karan
It's also a popular choice for bridesmaid dresses - Twist wrap
The original Inspiration: American Apparel
So I have decided to make my own!! There are plenty of tutorials out there, here are two:
It looks pretty easy, now all I have to do is find the right fabric.
I'll keep you posted.
And just for fun, an old photos of me in my Le Sac.