Vintage Francesca's Feather Sun Dress Sz ?

sleeveless spaghetti straps , black with gray feathers with a pink undertone, bodice overlays skirts , sun dress, Francesca's birdcage tag clearly visible size & material tag illegible , feels like silk but could be a good polyester , 33" from shoulder to hem and about 14" pit to pit ( correlates with XS S ) , good pre owned condition no holes or stains , pet friendly non smoking home.