Dallas Birdcage Gown | Crystal Spine Cage Back | Vie Sauvage LVDallas Birdcage Gown Dallas Birdcage is engineered seductioncrystal spine, cage back cutouts, and a ruched column that melts into a cathedral sweep. Description Cut from double layer Venezia jersey, Dallas hugs the torso before flowing into a liquid train. The front stays sleek with a clean halter neckline, while the back explodes into stacked crystal bars that ladder from the shoulders to the hips. Each bar is anchored to a crystal spine, creating