Vintage neglige, swim cover, loungewear. Medium GUC Blue

Vintage sheer negligée, swimsuit cover or loungewear. No size or fabric tags. Feels like polyester. Free flowing size. Neck is 17”. One loop looks like it may need repaired soon. All buttons intact. Midi or maxi depending on height. One cat non smoking home. Retro, 70s, nightie, tulle, flowing, vintage.