VisualStyler skins are implemented in XML markup with the extension vssf. At design-time the VisualStyler component automatically stores all default styles and imported styles in the public documents folder as follows :-

Windows XP Skins Folder

C:\Documents and Settings\All Users\Documents\SkinSoft\VisualStyler\Skins\.

Windows Vista Skins Folder

C:\Users\Public\Documents\SkinSoft\VisualStyler\Skins\.