This is a Supergirl costume mask made by Rubies Costumes in a size child small.
The dress is red and blue with a supergirl logo on the chest area. It also features a red cape and a frilly skirt.
It measures about 20.5" tall, 11.5" hip to hip, and 13" underarm to underarm.
Overall, this item is in good pre-owned condition. There's a spot on the front near the skirt part of the dress