100% cotton romper for comfort, with poppers for ease of changing. The attached skirt is cotton on the Pink Supergirl, Robin Caped and, Blue Supergirl (Caped) and Wonder Woman 1 Caped rompers, Satin Skirt on the Wonder Woman 2 Set, and a Tulle (Tutu) material on Flash, Batgirl, Spidergirl.
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