For  s4 back cover case 

1.back case easy for instal and remove.

2,access to all holes, buttons ,menus and key ports

3.offer long lasting protection.

4.Allow you to remove and insert your phone without removing the case in your daily use

5.Perfect cutouts allow you to maximize the functionality of your phone

6.The installation process is quick, simple, and no phone disassembly is required

7.Easy to place inside a pocket, purse or briefcase or carry alone