**POP UP QUICK ACCESS With specially designed slider mechanism, you could get the cards in the most efficient way, by triggering the slider with your fingertip. **SPECIAL INTERNAL STORAGE MECHANISM Adopted double silicone strips in these card holders to keep your the cards to be held tightly and neatly, reduce the risk of card loss. **MEET YOUR DAILY USE Fits 1-5 standard-sized credit cards in the pop up card case which made of aviation aluminum, equipped with 3 card slots for holding ID cards, driver lisence, even a few banknote. **RFID BLOCKING TECHNOLOGY The anti-scan technology protect your cards from unauthorized wireless skimming and against the electronic pick-pocketing.