3 inches wide and 1000 feet long Durable, resilient, tear-proof plastic materials such as polyethylene, polypropylene and nylon. It is used on law enforcement in investigation zones to notify the public that an investigation is ongoing and a particular area is restricted. Our barricade tape usually employs a yellow and black color combination. This kind of barrier tape is commonly found at police investigation site. This tape provides a visual barricade to block off designated areas that are under investigation.