If you are in need of a case for your iPhone 4, 4S, or 5, now is the time to get one! Vistaprint is offering 50% off iPhone cases for one week only giving you an opportunity to customize your case for just $9.99. Vistaprint has a lot of different designs to choose from, whether you want to upload just one memorable photo, a series of pictures (there is even an option that turns each photo into a mini Polaroid), or just pick a fun pattern, like chevron, which you can personalize with your name or a personal message.  Shipping starts at $5.52.   Hurry!  This offer ends today, September 27, 201!