Simplicity Child's Animal Halloween Costumes: Dress Up Outfits Mittens Headpiece Material: Polyester Size: Length: 39.37" Size is 4T (Unisex). Best fit for a 3-4 year old, but please consider length (39.37"). Head to toe costuming: jumpsuit, hood, and mittens. Four different animal costumes: dinosaur, dragon, tiger, and turtle.