Bed liner application would protect the truck bed on several pickups. Spray on coatings would work well for a number of simple reasons. Find below several reasons to choose a spray on coating for your pickup.
Drop in bed liners along with custom carpet liners would only come in sizes for few trucks. However, for older trucks and less popular pickups, a spray coating might be the only option available in a full coverage liner. With a spray liner, you would get a perfect fit. That might not be the case with some of the other liners. In addition, a poor fitting liner could lead to all sorts of problems.
These coatings have been believed to stay. You do not have to worry about replacing liners, as they are there to last. Most liners have been UV resistant and not prone to fade either. Therefore, the appearance would be stable over time.
Truck Bed Liner paint formulations would result in fast curing. As a result, the time your truck has been down for lining is relatively short. That quick application time and fast cure time results from the usage of special paints that have been made in two parts. The two parts would be mixed at the paint gun and harden almost instantly along with curing very quickly as well.
Part of the completely professionally applied package would be the guarantee. It is not a guarantee that you cannot damage a liner. However, it would be a guarantee that the liner would be repaired easily. That would be as simple as a re-spraying the truck. In addition, a re-spray could be done several times. The guarantee is also your assurance that the coating would be applied properly. The preparation should be done right otherwise, the applicator would be required to do it all over again. That would not be in their best interest.