So, What is Peel Ply? And, is it easily found?

Mac

What is peelply?

Did I read that correctly, $230 for shipping? That hurts.
If that is the case, it's outta my price range.

Hey Great website guys, I'm having trouble finding top sheet. I have ordered all the other materials from SBM.com but they do not have any top sheet. 1) The local plastic dealer has 1/16th poly but he says it won't epoxy, can this be used if it is textured on one side? 2)SBM said you can do without ...