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

Aluminum foil RFID blocking credit card holders are designed to protect credit cards from unauthorized scanning. They are suitable for everyday use.

• Product type: Antimagnetic RFID Package
• Compatibility: credit cards
• Material: Aluminum foil
• Key feature: RFID blocking
• Color: Purple
• Intended use: everyday use
• Size: 9 x 6.3 cm
• Portable design
• Prevents strong electrostatic interference
• Prevents strong magnetic field damage
• Prevents unauthorized reading and theft of personal information
• Extends the effective life of smart cards
• Bright and eye-catching color