The inner book can be replaced with the size of the passport and it can be easily carried.
You can take out one of your insert book and replace them with passports to serve as passport holder.
**Real leather are high tensile strength and will develop a rich patina as it ages, looking more and more beautiful as you use it.**
**Real leather have not been sanded, buffed, or snuffed (as opposed to corrected grain) to remove imperfections (or natural marks) on the surface of the hide. The grain remains allowing the fiber strength and durability.
If you care about the growth pattern of leather and wrinkles ，Please choose carefully。