RFID Blocking Tri-Fold Wallet All newly issued U.S. passports and many credit cards now include an RFID chip (radio frequency identification data) with personal information Effectively blocks RFID readers for security Three section design Window for ID 6 card slots 82034 1680 D. Ballistic Nylon with Leather Trim Colors: Black Size: 4" x 3.25" x .5" Patent Pending