Microsoft Windows Mobile has been renamed to Windows Phone 7, which a next major release of Windows Mobile OS. Windows Phone 7 will have complete new UI similar to Microsoft Zune. We have already covered Windows Phone 7 Series Theme for Windows Mobile phones and for Windows 7.
After Microsoft has made Windows Phone 7 SDK tools available developing application for Windows Phone 7 is easy now to help developers Microsoft has also made Application Bar Icons for Windows Phone 7 Series. For developers building apps/games for Windows Phone 7 Series.
Windows Phone 7 Series Icon Pack
This package contains a set of 64 app bar icons that you can use when developing applications for Windows Phone. In addition to the 64 icons in PNG format (32 dark and 32 light), this package also contains vector versions that can be easily imported into Microsoft Expression Blend 4 Beta when using the Microsoft Expression Blend Add-in Preview for Windows Phone.