RFID Blocking Leather Wallet for Men, Mens RFID Wallet, Mini & Thin Card Holder Pocket Wallet by Oryer - Credit Card Safe Use * About the product - Style: RFID blocking small wallet. - Color: Solid Black,suit for all men and women. - Material: Lichee Pattern Genuine Leather and high quality. - Measures: About 3.9"x 3". - This thin wallet gives you convenience and makes you feel no burden or worry. * Note Please use leather cleaning agent for its care. * What is RFID? RFID: Radio Frequency Identification Denoting technologies that use radio waves to identify people and objects carrying encoded chips. These can include credit card information, passport identification or other forms of ID as well as access cards etc.