The front and back pattern are same.
here are some samples:
HTC Desire 601
here is the sample for iPhone 4S:
NOTICE : There is no case inside.
The camera / voice holes will be made against your phone model.
The front and back pattern are same.
Description:
100% New and high quality artificial case
Keep your cell phone safe and protected in style with this accessory
Size: perfect fit
Accessory only, cell phone not included
Package includes: