Outfit your semi truck to be Ready for the Road Ahead with ready-to-go warning measures, with the SafeTruck by Ms.Carita 18" x 18" Jersey Safety Flag. Thanks to its straightforward design, this replacement flag is able to function as a warning signal for work spaces, roadside hazards, and emergency situations. Crafted with rugged and flexible materials to endure rough weather conditions. FleetPride is your First Click in Heavy Duty .