If you have been looking for a Jesmonite alternative in the USA then this is it!
Aqua-Resin is an easy-to-use, nontoxic composite fabricating resin. This water-based material is used in fiberglass reinforced laminating, casting, and molding. Using these as the package instructs will create a pouring medium that sets like plaster with a smooth finish.
32 fl oz "L" Liquid Component
6.6 lb "S3" Powder Component