Click Mesh Offset
in the Mesh toolbar. The Offset Mesh dialog box
Select the mesh.
Type an Offset value.
The offset mesh is displayed,
together with a green vector representing the offset.
Select the Create scans
to create the free edges scans:
Click Apply to check or update the result.
Then click OK to confirm the result and exit the action.
The element Offset Mesh.x is created in the specification