- Click Home tab
Solid Editing panel
Solid Edit drop-down
Shell.
At the Command prompt, enter SOLIDEDIT. Then enter b (Body) and s (Shell). - Select the 3D solid object.
- Select one or more faces to be excluded from shelling and press Enter.
- Specify the shell offset distance.
A positive offset value creates a shell wall in a positive direction from the face. A negative value creates a shell wall in a negative direction from the face.
- Press Enter to complete the command.