The Thunderfury sheaths are rather simple to make. You can use any sort of paper, such as notebook paper, newspaper, or some pages from a magazine. I chose the magazine pages, as they seemed more sturdy to me. What you do is rather simple. You take a sheet of paper and wrap it up like so:
Tape the paper at both ends, and in the middle like so:
Then place it on the sword to check if the fit is right for the sheath.
You then repeat this process several times, and add several layers for sturdiness. You will have to tape the lip of the sheath, as in the part where the sword enters the sheath. Then when you are done you just wrap it in any other sturdy thing you may have, such as thin sheets of cardboard. The halfway product should look like this:
Edited by death by cheez, 13 February 2010 - 07:08 PM.