The Credit Guard is the size of a credit card that's wafer-thin</br>These RFID blocking cards protect your credit debit and credit cards from illegal RFID scanners</br>The special embedded layer in each Credit Guard will prevent an rfid scanner from reading your card</br>It's so easy and simple to use?? you just slide two Credit Guards into your wallet</br>Includes a total of 4 Credit Guard RFID scanner blocking cards</br></br>Product Description