RFID stands for Radio-Frequency Identification. If you have a chip inset in your card, you are at risk of skimmers getting your info when you're shopping or traveling without you ever knowing it. The best way to avoid this is with a shielded wallet or card case. This card wallet is a one-of-a-kind and was made with a deep purple basketweave embossed leather, hand stitched with red and green thread, and inside contains two card pockets of black leather, plus RFID shielding Wallet holds 6-8 cards depending on thickness.