Not sure how it supposed to work. The item is in used condition and has or may have signs of age, wear, tear, browning, creases, scratches, rust, stains, oxidation, writing, imperfections and blemishes throughout. Please refer to the pictures before purchasing to avoid a return. We tried to take pictures of all the areas of the item. If you have any questions or concerns please ask. Also, if you need additional pictures of specific areas we will provide them upon request.