Robin Pet Costume - Medium This fun Robin pet costume includes a shirt with detachable cape and eyemask. Our Robin dog costume comes in pet sizes X-Large, XXX-Large, Small, XX-Large, Medium, Large. This Robin dog costume is an officially licensed DC Comics 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.