Hey guys! So excited to join this group of passionate and imaginative people, the stuff some of you guys are doing is super inspiring. I decided after some searching around to give making my own neck seal a try, I think it came out okay, considering the whole thing costs about $10 to make. Please let me know what you think, I'd love any feedback.    First I went to Home Depot and picked up a package of this stuff:    http://www.homedepot.com/p/Frost-King-E-O-5-16-in-x-1-4-in-x-17-ft-Black-EP