Sorry for not catching this one. I just pm’d jules most of this info, but for anyone else looking for glue in see the info below. Also, to Jules, you can find MEK in plumbing priming fluids (just check the back to make sure they have a high concentration of the stuff). When you are using it though, be careful as many on the internet refer to some pretty hectic safety concerns (always wear gloves and work outside).
"Regarding the thigh straps, grab the glue from paddlesports mentioned in the first thread below and then apply in the manner of the second thread. If you are going to roll lots and lots and lots and you may need 4 tie outs up the back (see the final links).
Adventures and Tinkerings: A couple of Alpacka mods"