PASSPORT COVER - 4 normal slots to hold at least 4 business cards, credit cards, 1 bigger slot to hold boarding passes or recipt sufficiently, 2 SIM slots for SIM cards. Allows convenient access to information during boarding and transit,completely free your hands and enjoy your journey - Our passport holder has a unique RFID blocking material engineered specifically to block 13.56 MHz or higher RFID signals and protect the valuable information stored on your passport and credit cards from unauthorized scans. Such as IDs, credit cards, cash, driver license, passport, tickets, and valuables,etc For travelers, travel is meant to be cheerful so keeping organized is one of the most important thing for a trip. Always keep your vaccine card and passport conspicuously in one travel wallet and always ready for any inspection if necessary , never worry about losing them.