It’s a bird! It’s a plane! It’s Superman’s sexy sidekick! Flaunt your fab in this Flirty Super-Girl Costume for Women. Featuring a ruffly skit, slinky corset, and signature cape, this ultra sexy Halloween costume lets you conjure your superpowers while staying oh-so chic! Find even more Super-Girl costumes and sexy Halloween costumes for women on our website. Polyester.