I bought, so that one night the front windows may be open a crack, without purely raining when we use our camping expanding our Caddy. For this purpose, the wind deflector have proven perfect: Before were always all windows fog and moisture crept through the car, now we have the perfect ventilation, even when it rains at night. When driving I can see a few advantages: If necessary, slightly less train and volume just under the window open at a faster drive, which - if you like us, has no air conditioning - an advantage. For our camping extension ([...] perfect, otherwise I would not buy me something more.
