This is a child's Frog Box Classic Catboy Costume and mask made by PJ Masks in a size toddler 2T-4T.
It is a one-piece that is blue and turquoise and features one right-handed glove, long sleeves, an easy fastening back closure, an elastic band at the feet for a secure fit, a geometric pattern, and a head mask with ears, openings for the eyes and face, and an easy fastening closure.
The outfit measures about 11.5" from underarm to underarm when laid flat, 14.5" from the top of the shoulder to the sleeve opening, and 38.5" from the back of the neck to the bottom hemline.
It comes in good pre-owned condition, with some pilling and pulled threads.