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.
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Gear Talk There's no such thing as having too many sporks!

Backpack Flyfishing Tight lines,light packs