1, to protect cell phones, cell phone screen against a hard object in the body or leave scratches.

2, mobile phones can be printed on a variety of colors put, there is the role of beauty!

3, silicone sleeve to prevent scratching the nail for a long time with key contacts, worn, there is the role of protecting the screen and keys;

4, the role of non-slip silicone sleeve;

5: Apple mobile phone sets, also has a role to enhance the signal, because some phone contact with the metal shell to form the magnetic field interferes with cell phone signals, to put insulation in mobile phone sets, you can enhance the signal.