DescriptionThe cards bag is made of PU leather, and built-in slots and pockets is suitable for most cards. It protect credit cards and other electronic products: At home or outdoors, this multi-functional protection bag can also be used for bank cards, entry cards, key chains and other smart items that store electronic data.Features- Color: Black - Material: PU Leather - Size :12.5 x 8.5 x 1cm - Features a case which can blocks electromagnetic signal so your data cannot be intercepted. - When you don't want to receive phone calls, just put your phone in this bag. - Inner silver layer blocks signals, outer leather layer can be used as a normal case. - Protects your personal and financial data by blocking RFID scanners & readers from detecting your cards' RFID signals. - Put your credit cards inside, thieves cannot steal your credit information. Suirable for home, office, car, or while traveling.