My vouge are bright white and very easy to clean. I use SHOUT spray for about $5.00 in the laundry Isle at the supermarket. I also bought vouge tyre cleaner off of Amazon 2 for $35.00. Which is very expensive so I spray the shout first than a quick spray with the vouge cleaner and i hit them with a s.o.s pad very LIGHT scrub just loosen the dirt up and rinse with water. Hardly any scrubbing at all, the shout works! Try it out.