RFID Blocking Leather Wallet, Slim Thin Minimalist Pocket Wallets Card Holder GENUINE LEATHER -- Made with the Finest Grade Soft, Lichee Pattern Genuine pebcbled leather acented with playful stripes,looks classy. Wallet Size: 3.9"x 3"x 0.15". 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. Our built in RFID protection will stop thieves from scanning and obtaining your credit card or other RFID coded information carried in our wallets. SAFETY & PRIVACY - Tested & Approved by Independent Test Lab. Our wallets are equipped with advanced unique military grade proprietary blocking material , which blocks RFID signals and protects the valuable private information stored on RFID chips from unauthorized scans. PLEASE BE NOTED the signal of some ID badge, access cards and hotel room cards which works in 125 KHz, can not be blocked by this wallet. USE FOR YOUR BUSY LIFE - Use them every day to Shield against unauthorized RFID NFC and BLE scans as reported in the media -- Use them if you spend time vacation or live overseas - Great while using public transport or just in public places. 100% SATISFACTION GUARANTEED: We are sure that you will love our RFID Blocking Wallet! If this wallet does not meet your needs, contact us without hesitate. We will offer you a full refund or replacement.