GDTK Leather Passport Holder Cover Case RFID Blocking Travel Wallet (black) Premium synthetic leather exterior and interior. Provides a comfortable feeling and protection from dust and abrasions. Lightweight slim design, adding no unnecessary bulk or weight. Built in RFID Blocking helps prevent personal account information disclosure. Practical Slots to hold passport, business cards, credit cards, boarding passes sufficiently. Allows convenient access to information during boarding and transit. 1. For travelers, travel is meant to be cheerful so keeping organized is one of the most important thing for a trip. 2. An organized passport cover will keep all your passports, air tickets, credit cards, cash in one place. 3. Our passport cover is the perfect choice for a traveler! 4. With the logo of United States Great Seal embossing, passport cover is better Looking. 5. Built in RFID blocking which helps prevent personal account information disclosure A Passport Cover with RFID Secure Technology, make your travel safe! Equipped with advanced RFID Secure Technology, it can block RFID signals from cards work at a frequency of 13.56 MHz: 1. Credit cards; 2. Debit cards; 3. Identity cards; 4. Driving Licence. It can NOT block RFID signals from cards work at a frequency of 125 KHz: 1. Older prox cards; 2. HID 125 khz; 3. Some building access cards.