You are downloading the Double Breakout AppX file v188.8.131.52 for Windows Phone. Double Breakout is a free and fun Action & Adventure game: Do you like breakout ? You must try double breakout then. ... You can now download the offline AppX file to install & try it.
Download Locations for Double Breakout 184.108.40.206 AppX file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline Double Breakout AppX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.