To select UV shells in the scene
-click your object, and then select UV > UV Shell.
- Move the cursor over your object to highlight individual shells.
- Click a UV shell to select it.
To select UV shells in the UV Texture Editor
- Do one of the following iin the UV Texture Editor:
- Double-click a face.
-click in the 2D view, select Shell, and then click a shell to select it.
Tip: To convert the selected UV shell to another component mode, Ctrl +
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-click in the 2D view, and then select an option from the marking menu.