Main material: Leather Outer material: Leather Closure type: No Closure ✅【Large Capacity, 18 Cards】This is a large-capacity bi-fold genuine leather wallet that can be used in business situations. You can carry everything you need with just this one. ✅【Emphasis on Ease of Use】Solves the common problems of large-capacity wallets, such as difficulty in knowing where each card is, not being able to hold a lot of coins, and difficulty in taking them out. We focused on "ease of use" because you can put a lot in it. ✅【High-Quality Full-Grain Nappa Leather Genuine Leather Wallet】Uses high-quality full-grain leather on the outside and high-quality synthetic leather microfiber leather on the inside. With its high durability and abrasion resistance, you can use it for a long time while maintaining an elegant and luxurious feel. ✅【Timeless Classic Design x Genuine Leather Specification】With a simple design and elegant genuine leather specification, it can be used widely regardless of age, from business situations to casual situations. ✅【Specifications】Card slots x 4 (4 sides), open pockets x 2, total of 18 cards can be stored. Solves the problem of "not being able to close it when you put a lot in it" that is common with large-capacity wallets, and it is a genuine leather wallet that is easy to use even when you put a lot in it.