PREMIUM LEATHER & ALUMINUM CASE: Made with selected leather that is known for its durability and softness. Perfect combination of metal and leather makes it more durable and luxury. Built-In Industrial Leading RFID Blocking Layer. SAFETY,PRIVACY & SECURITY: RFID blocking pop up credit card holder wallet can perfectly block unwanted RFID scanners, includes RFID blocking technology to prevent unauthorized access to personal information, Protect your RFID Credit Cards, Debit Cards, ID Cards from electronic pick pocketing. SMART DESIGN: Different form other credit card wallet, our wallet with the convenient pop-up function all cards slide out gradually, makes it so easy to find which card you're looking for. The flap may not close entirely in the first weeks of use. After 1-2 weeks of usage, your wallet will take the natural shape of your pocket and will remain closed naturally. VERY SLIM & NICE LOOKING: Fashion thin design make card holder looks more elegant and vintage. It includes a metal case compartment with pop up button that can holds about 5 cards, plus has 2 additional pockets in the wallet that could be used for other cards ( driver's license, insurance card etc), and a compartment for holding little cash or bills. Wallet Dimension: 3.74’L x 2.55’W x 0.59’H inch.