Thin and Lightweight: This thin credit card holder is only 12mm thick and 80g weight, it is hard to be thinner while has 6 card slots simultaneously. Perfect for people who don't like go out with a bulky traditional wallets. Shiny But Sturdy: Using high quality aluminum and stainless steel materials from top manufacturer. Even the latch is constructed by strong metal, which make it more durable than plastic. 6 Comfortable Slots: High quality PVC accordion design slots, easy for your cards in and out. Fits various types of cards: ID Card, Credit Card, Driver's Licenses, Medical Cards, etc. Card-protector: -The RFID protection card holder can perfectly block unwanted RFID scanners. Designed to Block RFID Readers from Scanning Your Credit cards, Debit cards, Banking Information, Smartcards, RFID driver's licenses and other RFID Cards.