Originally Posted by BramVanroy
I must admit that I never thought about washing the moongels off nor cutting them in size needed. Feeling quite stupid now!
Washing works but not forever, MOONGELS will turn to crud, the ozone in the air eventually does them in. What you wash them with also has an effect on their longevity.
The window gel alternatives are attractive b/c they're so cheap and produce virtually the same effect.