Silicon Boot for Wanhao Duplicator 6

Update 6-1-2017: Added instructions for how to make the silicon boot. Also added how to "season" the silicon boot after you make it.

Update 10-11-2016: After using the mold a couple of times, I found that if you do not apply enough mold release (Vaseline) to the base of the mold, it makes it near impossible to remove the silicon part in one piece, so I decided to modify the design to allow the base to be removed if necessary. I also went ahead and added some sprues/vents to the top of the