Block RFID RF Signals ...

Simple way to block RF signals from RFID device ...

... "With the proliferation of RFID devices and related privacy concerns, it seemed due time to create the RFID Blocking Duct Tape Wallet. There are many ways to prevent Radio Frequency ID tags from being transmitted from devices. " ...

Block RFID RF Signals: Via Dustin Kirk: How To Make A RFID Blocking Wallet