Thank you for viewing. * Enjoy the aging of the leather. * Uses Tochigi Saddle Leather. * Holds many cards and business cards on both sides. * Approximately 6mm wide cards fit on both sides. * Product size: 11 x 8cm. Please check the photos for the condition. (Tochigi Saddle Leather) This is high-quality saddle leather tanned with vegetable tannins. The grain side is glazed and has a luster, and the flesh side is firm, giving it a moderate stiffness. It contains a lot of tannins.