Secrid Twin Wallet Genuine Leather with RFID Protecton, Holds up to 16 Cards Dimensions: 2.7 x 4 x 1 Holds 12 flat cards or 8 embossed cards in the twin card protector Can also hold an additional 4 cards in the interior along with cash and receipts Button lock to hold contents Materials: Europian leather (vintage chocolate) and solid aluminum