You’Ll Love This Adorable Kids Halloween Costume! Dress Your Child As Their Favorite Blue Friend From the New Movie Monsters University! This Sully Costume Is Perfect For A Night of Trick-Or-Treating. Polyester. Fits Sizes 3T - 4T.Includes:• Jumpsuit• Detachable Tail• Headpiece with Horns• Tuft of Furmade In the Usa.