Leather liningBi-fold sealingThis small wallet can meet all your daily small wallet needs.We use top RFID technology to block RFID signals and use it to electronically scan your wallet when someone passes by without paying attention. Tested and approved by an independent testing laboratory. Prevent your credit card, debit card, bank information, smart card, RFID driver's license and other important information from being stolen.Made of high-quality cowhide wax oil leather. The longer we use it, the better it will become.Small and compact, it can fit in a jacket pocket or a messenger bag. The best option to avoid looking bulky wallets.