Thin and light:ultra-thin credit card holder is only 12mm thick, 80g weight, and 6 card slots at the same time, so it's hard to be thinner. It is very suitable for people who don't like to go out with a heavy traditional wallet. Shiny but strong: high-quality aluminum and stainless steel materials from top manufacturers are used. Even the latch is made of strong metal, which makes it more durable than plastic. Six comfortable slots: high-quality PVC accordion-designed slots for easy entry and exit of your cards. Applicable to various types of cards: ID cards, credit cards, driving licenses, medical cards, etc.protector:-RFID protection card holder can ly block unwanted RFID scanners. ed to prevent RFID readers from scanning your credit cards, debit cards, bank information, smart cards, RFID driving licenses, andRFID cards.