Description
1. To prevent strong electrostatic interference
2. To prevent the strong magnetic field damage
3. To prevent others from malicious reading, stealing your personal information
4. To extend the effective life of smart card
5. Small sieze, portable to carry
6. The colors are cool and eye-catching
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2. To prevent the strong magnetic field damage
3. To prevent others from malicious reading, stealing your personal information
4. To extend the effective life of smart card
5. Small sieze, portable to carry
6. The colors are cool and eye-catching
