Flexible, Castable Plastics and Urethane Foams, Clear and in Colors. Skin-flex (for Artificial Skin and Foods). A complete line-up of Polyurethane, Epoxy and Silicone Material systems that incorporate excellent physical characteristics! These materials include Fire Retardant Casting Resins, both Flexible and Rigid Water-Clear Urethanes and a complete line of tough, fast-demoldable Shore A urethane products. Technical Data and Material Safety Data Sheets Available.