Sulley Toddler Classic Toddler Costume - Toddler Medium This Monster's Inc Sully costume for toddlers includes the jumpsuit with attached tail & headpiece. Our Sulley Toddler Classic comes in toddler sizes Toddler Medium, Toddler Large, Toddler Small. This Sulley Toddler Classic is an officially licensed Monsters, Inc. costume. Please note: This item's color may vary due to inherent manufacturing variations or your computer monitor's color settings. The item you receive will be identical or substantially similar to the item pictured in this listing.