Incredibles 2 costume or one piece PJ adult size 4/6. It isn't marked as a specific family member. You could pass for Mr. Incredible, Mrs. Incredible, Violet, Dash, or possibly Jack-Jack. This does not come with a mask so be stealthy or provide your own.

Measurements:

Pit to pit: 18.5"

Shoulder to hem sleeve: 23.5"

Inseam: 29"

Back collar to bottom hem: 57.5"