Ghostbuster Pet Costume - Medium Our Ghostbuster pet costume includes a Ghostbuster jacket and inflatable backpack. The Ghostbuster dog costume comes in pet sizes X-Large, Medium, Small, Large. This Ghostbuster dog costume is an officially licensed Ghostbusters 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.