he Shield RFID Cardholders offers convenient contactless scanning and information, with credit cards that features a Radio Frequency Identification chips, without sacrificing your security and privacy which will block incoming RFID signals from unauthorized scans or unwanted readers and protect valuable information stored on your credit card's RFID chip. It can hold three cards at most. And it is allowed to stick on the back side of a phone. The strap is perfect for you to hold it or a phone through a finger.
Size: 0.31" H X 2.31" W X 3.75" D
Color: Black, Royal or White
Minimum Production Time: 10-15 business days
Additional Info: Includes 1-color, 1-location imprint. Set up fee is additional