New answers tagged fenders
I think of three kind of mud guards that fit the description: musguard, quickfix, and fender bender. An other solution is the ass saver, but this is not what you are looking for.
I've just spent some time looking online and found quite a few results on Amazon, Ebay, (you could also try wiggle, which is kind of like an online surplus shop.) unfortunately without seeing a picture of exactly what you saw, I can only paint a vague picture of what you're talking about. But any of those websites would be a good starting point. And, just ...
Top 50 recent answers are included