RFID BLOCKING Breathe easy because your cards will be surrounded by the metal body of this wallet protecting them from even the most powerful RFID Chip Readers.FUNCTIONAL & SLIM Holds 1-12 cards without stretching out. The slim wallet is ideal for carrying business cards, credit and debit cards, bills etc. The outside notch allows you to push out the cards easily.INTEGRATED CASH STRAP The cash strap allows you to secure several bills to the outside of your wallet with a proprietary plated-elastic design. The metal plate is designed for enhanced security and aesthetic. See our other listing for options with the Money Clip.