Get a flashlight and look inside. The kickstarter mentioned a ceramic insulation layer... and the the inside walls look to be screen over a white surface. I'm betting that white stuff is a ceramic shell. No telling how far up it goes or what would hold it in place if it stopped short of the cap.
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Get a flashlight and look inside. The kickstarter mentioned a ceramic insulation layer... and the the inside walls look to be screen over a white surface. I'm betting that white stuff is a ceramic shell.