I have tried using a small split ring on my jigs. It does a nice job of covering the hook point so it does not catch on wood and weed. A package of 200 split rings was only 98 cents at Wally World in the craft dept. Here are a few pictures.
http://i225.photobucket.com/albums/d...Splitrings.jpg
http://i225.photobucket.com/albums/d...plitrings2.jpg
http://i225.photobucket.com/albums/d...plitrings3.jpg
Just thought I would share this idea.