This "SIWA Bi-Fold Wallet" has an orthodox shape that allows you to smartly organise, store, and take out banknotes and cards while making the most of the characteristics of the new Japanese paper, Naoron. A standard "bi-fold wallet" that allows you to insert and remove bills as well as cards as soon as you open your wallet. It is compact and easy to carry in your pocket. There are 6 credit card pockets. You can sort the cards in a neat and easy-to-understand manner. In addition, the banknote storage area has a partition so that receipts can be sorted and stored. After folding it in half, fix it with a rubber band. Weighing only 22 grams, it boasts an amazing lightness of less than one-third that of a leather wallet. The Siwa coin case should be used together with SIWA's "bi-fold wallet". Soft Naoron is a mix of wood pulp and polyolefin made into paper using paper-making method similar to traditional washi making. It is soft and has the texture of a paper while its durability and water