Satin Shawl Poncho Cover all up Purple Top Floral

This top is basically a sleeveless satin poncho which is very in this season. It has never been worn but when I got it it had a massive tag on it so I cut it off. Unfortunately now I don't know the designer/definite fabric composition but my guess is poly/poly blend like most satin. It's beautiful, I just never have occasion to wear it anymore. There is a little crimp, shown in the pic, I think from the hanger but you really don't see that in the flowy fabric, it may come out with some steaming