Today only, OrderBorder offers a $100 ExoVault iPhone 4 Case Credit for $55. That's $45 off and the best such deal we could find for this merchant, which creates hand-made custom cases for Apple iPhone 4. For more information on ExoVault, click here. These cases are compatiable with Apple iPhones from Verizon and AT&T. Deal ends July 10 at 3 am ET.