This is a box-type coin case made from tea-core Japanese leather. It can hold coins and cards. The zipper is YKK and it's finished with hand stitching. Size is approximately 10cm x 7.5cm. Please note that the specifications may change slightly depending on the condition of the materials. This is a handmade leather craft product, with everything from cutting to finishing done by hand. Please understand that there may be some imperfections due to the manufacturing process and the natural characteristics of the leather, such as scratches and stains. Please refrain from purchasing if you are sensitive to these imperfections, as this is a handmade item. Since natural materials are used, there may be color unevenness, scratches, and wrinkles. Thank you for your understanding of handmade products. Marks such as scars, wrinkles, blood vessel marks, and color variations, which reveal the animal's past and various characteristics, "proof of life," are present. Just like human skin, there is no completely plain surface, and no two are exactly alike. The actual color may differ from the color displayed on your smartphone or other devices.