Go to a company that does “wraps & Graphics” for vehicles. They will take pictures of the trailer and reproduce the graphics and superimpose them on a picture of your trailer so you can see how well they look. Then they will make them out of a vinyl that is guaranteed for 5 years and commonly last 8 to 10 years. You will not get this quality from Keystone and the cost will not be much different.
53 years towing experience. Largest load ever hauled on a public highway was 300,000lbs 30ft wide 70ft long and 22ft high max speed 15mph.