Notes about the BUNDLE file extension:
Incorrect file associations could be the result of underlying issues within your PC system. As such it is highly recommended to scan your PC for invalid registry entries, unused processes and other unfavourable system settings to identify slowdown issues.
The BUNDLE file type is primarily associated with 'OS X' by Apple Inc.. Used for various plug-in and add-on features for OS X. BUNDLE files sometimes contain .PLUGIN files in Mac OS X.