http://www.aquabid.com/cgi-bin/auction/auction.cgi?disp&viewseller&Pretty_paula
Uniheat is the maker most used for heat packs. For gel ice packs, well, those can be found at any camping store really.
I'll ask Randy if he wants to sell ours to the public (ice packs). They're about as high tech as you can get with gel ice oacks
