Nwt disco anthropologie monarch butterfly sequin slip backless mini dress S

one of my favorite designs from them, I saw this on a girl and immediately wanted it... beautifully cut but they have been sold out of it since it came out and my friend could only track down a small...(bottom of dress sits a bit loose). beautifully made sequin butterfly cut out,im 5'9 34b 25w 35h in the pics