I may give one of these a try myself. Considering 2 of our more recent details were from ppl who just came back to Az from the Midwest and the other from New England...a good bug sponge woulda been a plus.
I have a few of the mesh ones and they worked really well on the Lexus we did, but had to break out the clay with the 40 ft RV we did...that was rough....check these links if you wanna see what i mean: