Barney Rubble Adult Costume This adult Barney Rubble costume includes a brown caveman tunic. Our Barney Rubble costume comes in adult sizes X-Large, Standard. This Barney Rubble costume is an officially licensed The Flintstones costume. Our Flintstones costumes make great a group Halloween costumes theme for adults and families! 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.