≡Product introduction≡ The imported Italian vegetable tanned cowhide leather with high quality is used. The black is hand-dyed and will change according to different leather textures. If you have all black needs, please contact the designer! ≡Product Information≡ Material Italian cowhide Size about 10 * 7.5 (cm) Four cards can be placed before and after, with a bill sandwich in the middle. ≡Precautions≡ Vegetable tanned cowhide has the most primitive natural lines (neck and joint folds) and insect spots (mosquito bite marks) or scars, except for major defects that affect the structure. The products are all handmade, and ordering means that they are unique. Therefore, we will not accept returns or exchanges except for major defects. If you have any questions or suggestions about any products, please feel free to write to the designer! We will handle it for you as soon as possible, thank you!