Select Polysurfaces toolbar
![](../image/command_icons/selclosedpolysrf.png)
SelClosedPolysrf
Select all closed polysurfaces.
![](../image/command_icons/selextrusion.png)
SelExtrusion
Select Extrusion objects.
![](../image/command_icons/selopenpolysrf.png)
SelOpenPolysrf
Select all open polysurfaces.
![](../image/command_icons/selpolysrf.png)
SelPolysrf
Select all polysurfaces.
![](../image/command_icons/selvisible.png)
SelVisible
Select all surfaces or meshes that are in front of other objects with a crossing selection.