Scotch Buried Barricade Tape 406 is a 5 mil thick, aluminum foil backing, buried barricade tape that is printed with a warning message. It is great for alerting pedestrians of danger in both small and large areas.Scotch Buried Barricade Tape 406 with a clear, film laminate features a solid, aluminum foil backing that helps to make underground assets easier while using a non ferrous locator. This color coded tape helps alert workers to buried line locations of electrical lines and communication cables. RoHS 2011/65/EU Compliant.