The blocking card is the size of a credit card that is designed to protect personal information stored on high frequency (13.56mhz) smart cards such as credit card.

RFID blocking Card, wallet blocking card for credit card or ID card Protect your identity with our custom RFID blocking card, guaranty security of your personal information and property.

A Business card that is a RFID Scanning Blocker. Smart Shielded card for preventing signal theft Patent number: ZL 2015 2 0222842.1