I have a Thule Force Cargo Box. It's the best hard shell cargo box you can find! It was a bit pricey, but it's always my recommendation because it's something really worth that money! And, probably the most important thing about it is that you can find it in a few different sizes. That means...
I found that rustoleum wrinkle finish (in a can) to be much more durable than I expected it to be.
The texture does add a little bit of grip but not much, so I have thrown a bit of sand on the still curing paint of the first coat, and then painted over the sand with a few other coats. If you...