Mario Bro: Black Bob-omb Aviator Costume Hat This is a costume hat from the classic game series, Super Mario Brothers! Features the Bob-omb character that appears in many of the games as a pesky enemy! The hat even has a top plush wick and wind-up gear in the back just like the actual character. The hat is aviator style that keeps your head and ears warm! Dimension & Measurement: One Size Fits Most, Approx. 24-inches around