The Free Shape Shell feature () can be added from the model tree under Component using the Shape Optimization context menu. The selection of the feature cannot be adjacent to a Free Shape Domain. It is recommended not to use this feature on boundaries adjacent to meshed domains. The Free Shape Shell feature includes the following settings:

See the documentation for the Continuity settings of the Free Shape Boundary feature.

See the documentation for the Preserve Continuity of Normals over Symmetry Boundaries settings of the Free Shape Boundary feature.

See the documentation for the Coordinate System settings of the Free Shape Boundary feature.

See the documentation for the Control Variable Settings settings of the Free Shape Boundary feature.

See the documentation for the Filtering settings of the Free Shape Boundary feature.

See the documentation for the Control Variable Initial Value settings of the Free Shape Boundary feature.