RFID/NFC Anti-Theft Blocking Fraud Protective Cards (Pack of 2) Wallet Black Product Details Product Dimensions: 2.76 x 3.94 x 0.2 inches Item Weight: 0.317 ounces Department: unisex-adult Manufacturer: KF-Premium Item model number: KF-1 Brand: KF-Premium Color: Black Material: Plastic Style: Card Pattern: black with logo - Our RFID Blocking cards will prevent any external frequencies from reaching your card. This means thieves will not be able to gain access to your cards and their information. - RFID Blocking cards are more effective than other RFID blocking items such as sleeves. This is because our cards are not bulky and fiddly. These cards are efficient and small so that they don't get in the way whilst protecting. - KF PREMIUM rfid blocking cards are already stronger than most, they protect with a 10cm radius. by offering two you can protect with double the strength truly securing yourself from all harm. - Manufacturers made this card to work 24/7 with no battery. You will be protected during yourself for the rest if your life. ? if you don?t absolutely love your order, we?ll refund your entire purchase amount within 30 days. NO questions asked. Order yours now before they?re sold out.