900D recycled polyester made from PET bottles, RFID lining;Our pouch is designed with advanced RFID-blocking material, ensuring that your credit cards, key fobs, and other electronic devices remain invisible to potential hackers and thieves; Two inner RFID pockets with hook & loop flap closure; Metal hook on top to keep secure in purse or bag; Product Size: 4.3″w x 5.5″l ;