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.