... on board car sign are specially made for marking the car which the learner is driving, also, you ... it to make a advertisement or badge on you car to indicate your standing. They ... gift, you can print your advertisement, contact information, something you want others to remember on them, also ... diameters), square, rectangles,oval, etc,also, you can make triangles etc.Thickness:Customerized, 0.5mmDesign ...