Deluxe Rey Mysterio Jr. Costume - Medium Our deluxe Rey Mysterio costume for kids includes a tattooed muscle chest shirt, pants and wrestling mask. This Rey Mysterio costume comes in child sizes Small, Large, Medium. This Rey Mysterio costume is an officially licensed WWE 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.