Product Details: Outfit your semi truck to be Ready for the Road Ahead™ with a visible display of hazardous contents, with the LabelMaster 13.5 " x 13.5 " Combustible / Flammable / Poison / Corrosive Frame. With a number of available signs, this replacement placard allows vehicles to meet DOT requirements by indicating when they are carrying dangerous or hazmat materials. Manufactured with weather-resistant and durable materials to deliver year-round reliability. FleetPride is your First Click in Heavy Duty®.