Update your semi truck with ready-to-go warning measures, with the SafeTruck by Ms.Carita 18" x 18" Vinyl Coated Polyester Mesh Flag that ensures you're Ready for the Road Ahead™. Due to its straightforward design, this replacement flag is able to function as a warning signal for emergency situations, work spaces, and roadside hazards. Constructed with strong and durable materials to endure rough weather conditions. FleetPride is your First Click in Heavy Duty®.