Its a vintage hippie trapeze shape tunic/dress. There’s white embroidering on the top and all around the opening of the neck. Awesome, right?
check it out:
http://cgi.ebay.com/Vintage-60s-Boho-GYPSY-HIPPIE-TieDie-Trapeze-Tunic_W0QQitemZ250256431853QQihZ015QQcategoryZ48869QQssPageNameZWDVWQQrdZ1QQcmdZViewItem