+.. |feature_shell.icon| image:: images/feature_shell.png
Shell
=====
+Shell feature creates a shell using faces already existing in other objects.
-.. image:: images/Shell.png
+To create a shell in the active part:
+
+#. select in the Main Menu *Build - > Shell* item or
+#. click |feature_shell.icon| **Shell** button in the toolbar
+
+The following property panel will be opened:
+
+.. figure:: images/Shell.png
:align: center
-.. centered::
Create a shell
+
+Select one or several faces in the viewer. Additionally, it is allowed to select a whole sketch result from the object browser. In this case, the result shell will contain faces corresponding to all smallest closed contours of the sketch.
+
+**Apply** button creates a shell.
+
+**Cancel** button cancels the operation.
+
+**TUI Command**:
+
+.. py:function:: model.addShell(Part_doc, Objects)
+
+ :param part: The current part object.
+ :param list: A list of shapes.
+ :return: Result object.
+
+Result
+""""""
+
+The result of the operation will be a shell created from the selected shapes:
+
+.. figure:: images/CreateShell.png
+ :align: center
+
+ Result of the operation.
+
+**See Also** a sample TUI Script of :ref:`tui_create_shell` operation.
