Use the Top-piece shapes tab to edit the heel top-piece shapes. This option is available only when you work with a reference surface.
Two arcs to create a heel shape defined by two arcs.
Trapezoid to create a heel shape defined by a trapezoid.
Ellipse to create a heel shape defined by an ellipse.
Two arcs and two lines to create a heel shape defined by two arcs and two lines.
Four arcs to create a heel shape defined by four arcs.
Default to create a default heel shape.
The parameters for the top-piece shape are displayed.