Travelambo RFID Blocking Leather Passport Holder Cover Case Travel Wallet Elastic Strap 1 YEAR WARRANTY, our warranty covers any defect caused during product production and delivery. We can offer you full refund or free replacement, whichever is at your most convenience. POLYURTHANE AND POLYESTER LINING FABRIC. RFID BLOCKING - tested & approved by independent test Lab for frequency 10MHz to 3000MHz, including 13.56 MHz in which our passport, credit cards, debit cards and ID cards operate; PRACTICAL AND STYLISH DESIGN -designed 7 RFID LOCK slots: 1 slot for passport, 4 slots for cards, and 2 currency pockets; FUNCTIONAL FOR YOUR BUSY LIFE - use them to Shield against unauthorized RFID NFC and BLE scans as reported in the media; WHAT WE CAN NOT SHIELD IS - ID badges, hotel room cards and some old building access cards that operate in 125KHz.