For your the sign bros, you should only contact the best car wrap company in your area to be sure of a quality output. Primarily, the car wrapping companies will use cast vinyl if your automobile has special contours because this material is more flexible and can take the shape of your car. But cast vinyl is costly which leaves car owners to allowing the use of calendared vinyl. It is quite affordable but does not flex very well although it remains great to be use in ordinary cars. For best advices, expert car wraps can give you more insights to this.