The wallet is made of carbon fiber material which better than alloy.A slim, light body, fashionable and convenient appearance, RFID blocking protection design. Let everyone be free from the heavy purse strings and apply to everyone. The classical carbon fiber money clip is made of spring steel, it can be used to hold cash handy. Flexible elastic webbing greatly improved the card holding capacity, its just perfect for card carrier. Significantly thinner than traditional wallets, this wallet can easily holds maximum 12 cards. You can use it to hold your ID card, credit cards, debit cards, passport, driver license, club membership and so on. Ultra light and thick body makes it comfortable for daily life or travel. Material Composition: Metal/ Carbon Fiber Size: 8.5 x 5.4 x 1.5CM Weight: 70g Capacity: 1-12 Cards Package list: 1 x RFID Blocking Card Holder Wallet