We already know you are a Supergirl but make it official by getting your robe today. Not only does it keep her warm and snugly but it makes a great cover for her Supergirl outfit when she is at the grocery store. Fighting crime flying around is a dirty job. This comfy Supergirl robe is blue with red trim and an embroidered bombshell picture on the back. What does Supergirl do after a long day of villain chasing? She takes a hot bath and then relaxes in her Supergirl bathrobe.