Mandy Moore's robe in License to Wed?

Does anyone know who it is made by or where I can get a similar one??a href="http://www.mtv.com/photos/on-the-set-of-license-to-wed/1545264/2257454/photo.jhtml" rel="nofollow"http://www.mtv.com/photos/on-the-set-of-…/a