A few years ago, I made a pair of gaitors. The design was good but I found that the material I used was too flimsy (1.1 oz. ripstop nylon). I was trying to make them really light but that was a bad choice. I'm not a sewing expert, but I would recomment using stiffer fabric.
Gear Talk There's no such thing as having too many sporks!

Backpack Flyfishing Tight lines,light packs