100pcs Aluminum Foil RFID Blocking Credit Card ID Bank Card Case Card Holder Cover, Size: 9 x 6.3cm (Blue)

Aluminum foil RFID blocking credit card holders protect personal information from unauthorized access. They are designed for everyday use.

• Product type: Antimagnetic RFID Package
• Compatibility: Credit Card
• Material: Aluminum Foil
• Key feature: RFID blocking
• Color: Blue
• Intended use: Everyday use
• Size: 9 x 6.3 cm
• Prevents strong electrostatic interference
• Prevents strong magnetic field damage
• Prevents unauthorized reading and theft of personal information
• Extends the effective life of smart cards
• Small size, portable to carry
• Bright and eye-catching colors