HandHeldItems takes an extra 20% off iPhone 5 cases via coupon code "20iphone5cases". Even better, all cases come bundled with a $1 HandHeldItems Credit. With prices starting at $3.19 after coupon, that's the best discount we've seen on these items from HandHeldItems. Shipping starts at $2.85, although many items receive free shipping. Coupon expires September 30.

A best bet is the HHI Sidewinder Skin Bumper Case for iPhone 5 in six colors (Purple pictured) bundled with a $1 HandHeldItems credit for $3.99 before the above coupon, $3.19 after. With $2.85 for shipping, that's the lowest total price we could find for a comparable bumper case by $2.