Get Started: Shell
Hollow out the inside of a solid, resulting in a shell with the specified wall thickness.
1. Select the surfaces to remove.
This command applies to the whole body. If you do not select any surfaces, the shell feature hollows out the entire body.
2. Enter a value for the shell thickness in the Thickness box.
3. Click 
to create the shell inside or outside of the body.
to create the shell inside or outside of the body.4. Click 
OK.
OK.