Orthopedic PUR foam plastic shoe insole blank

An orthopedic reaction-foamed polyurethane (PUR) foam plastic shoe insole blank comprising:

• at least one cushioning body;
• and
• a PUR supporting body that is shaped three-dimensionally in a reaction injection molding (RIM) process, supports a foot, and has a shoe-side underside and a foot-side upper side on which an anatomically shaped, orthopedically functional footbed is formed,
• wherein the at least one cushioning body consists of a prefabricated, two-dimensional polyurethane sheet material that has no carrier layer and that was produced by coagulation, extrusion or from a polyurethane dispersion mixture, and wherein the at least one cushioning body is fixed at the upper side and/or at the underside of the PUR supporting body in a contact-foamed, materially integral manner during an expansion of a RIM foam plastic for forming the PUR supporting body in a shaping RIM foaming mold.