Zimmermann authentic printed paisley adjustable strap slip dress nightgown satin

The inside tag has been cut off But has the Zimmerman interior fabric tag on the side and the Real Real tags still attached Good used conditon no holes or snags It is supposed to be a slip under the ZIMMERMANN dress pictured on last 2 pics! But can be used as slip dress and nightie perfectly well ZIMMERMANN size 1 is US size 6