The item in question is a head covering, typically made of plastic or similar materials, designed to resemble that worn by fire service personnel, and often sold as part of a costume or for decorative purposes, particularly around the Halloween season. These are generally found at retail outlets specializing in temporary or seasonal goods.
Such novelty items contribute to themed events and allow individuals to express role-playing interests. From a historical perspective, the symbolic headwear of emergency responders has served to identify and protect personnel. The availability of replica items allows for the imaginative enactment of these roles.