Prepare your semi truck to be Ready for the Road Ahead , with the SafeTruck by MS.Carita 18" x 18" Mesh Flag that acts as a ready-to-go warning measure. To warn oncomers of work spaces, roadside hazards, and emergency situations, this replacement flag features a straightforward and recognizable design. Fashioned with strong and durable materials to tolerate rough weather conditions. FleetPride is your First Click in Heavy Duty .