The materials is lard-like and flexible when set. Alginate has the capability to pick up infinite detail of surface as well as form. The plaster model can be used as the tool from which to make the plaster or latex mold. Flex Wax is a light waxy material which is heated up to make casts from sculpted originals, found objects, or human subjects. This material in marketed by the Amaco Corporation.
Directions come with the product.
Flex wax is best used for three dimensional forms smaller then the human hand. The product is heated in a double boiler until fluid. It can be brushed over a form or the form itself can be dipped and layers build up to create a thick enough wax form. A rigid plaster holder or mother mold can be cast over the flex wax mold if needed. Plaster can be poured into the flex wax mold to create a model from which a plaster or latex press-mold can be made.