it does work very well im sure theres a good 70+% that do paint the floor.
protecta kote aint cheap but lasts a good 2 - 3 yrs and works very as a non slip floor to, mixed from rubber i think. the blue looks great.
im sure if you go back a few pages you can find some van insides picks, if not just ask on here.
i would do it for you but my vans at the lock up as i dont take it home