The Hesco Bastion we showed you yesterday was a sort of flat-pack building system; Concrete Cloth is similar in that it stores flat but can be ballooned into a much larger structure, for disaster relief and the like.
Called "A building in a bag," the material is essentially cement-impregnated canvas that can be stored flat, and inflated on site using a compresser. Then the builder simply sprays it down with a hose, and after the concrete sets, you've got a waterproof and fireproof shelter. Here's a vid of the process in action:
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and how much are they in the bag not set up