The Lewis N. Clark RFID Travel Wallet brings travel security to a whole different level, with its RFID blocking security. Millions of credit cards, debit cards and passports issued since 2006 are embedded with a radio frequency identification chip RFID that contains personal information. RFID chips are also used in hotel keys, electronic gatedoor keycards, and government, military and port of entry ID cards. The RFID chip is always on, making consumers more susceptible to identity theft. The RFID Waist Stash blocks RFID signals to help keep your personal information private. A must have for the savvy traveler. Blocks RFID signals to keep personal information private. Protects against electronic pickpocketing and identity theft. Two zippered compartments. Inner mesh pockets. Strap adjusts to 50 in.