Originally Posted by nukemm
I was just thinking about "Cat Crap" - when I used to take swim lessons (3 solid years of private lessons, and I still can't swim!) I used to use that stuff on my goggles to keep from fogging up. Works great, and can be found at some sporting goods stores & swimming pools.
REI sells it too usually around where the eye-glass straps are sold. I found it to be ineffectual on my prescription lenses.