Harve Benard for Benard Holtzman vintage 80's black opera palazzo wide leg pants.  Drapes and look like a maxi skirt.  Side pockets.  Back zipper closure and hook & eye.

No fabric tag - feels like a rayon chiffon blend - there is 2 layers of sheer fabric

No size tag - waist is 32"
41" long length
18" wide legs

No flaws noted