I'll second on SealLine. I always have one packed with a change of clothes down to the shoes when I am out and find them to be rugged w/o overkill.I have seen them with handles (pack size) and find their construction to be heavy duty enough to be effective.
1970 Mercedes Unimog
2004 F150 Heritage Supercab
1974 Holiday 17' Travel Trailer
It's not about the truck and it is not about the distance traveled. Get out there with whatever you have, meet people and see things. Push the envelope of your comfort zone and live.