1. Material: Aluminum alloy+ABS+PU 2. Aluminum alloy dual card box, pop-up design, can hold multiple cards 3. Other compartments: cash folder, 2 card slots 4. RFID anti magnetic shielding to protect information security 5. PU leather material, delicate and soft, wear-resistant and durable 6. Square magnet buckle, sturdy and reliable 7. Size: 98x74x30mm 8. Net weight: 150g