||Windows 7 Theme Pack
||Open manually; may be referenced by an application
||★ ★ ★ ★ ☆ Common
A THEMEPACK file is a theme created for the Windows 7 operating system. It contains settings for the desktop background, system icons, cursors, window skins, and other information.
To create a THEMEPACK file, open the Personalize control panel in Windows 7 and click the "Save Theme" option. THEMEPACK files may customized by the user and can be shared with other Windows 7 users.
Microsoft Windows Personalization Control Panel
||July 25, 2009
Information from the PC File Extensions Reference