This slim design is made from one piece of leather with all the folds being skived to keep it as small and functional as possible. It will easily accommodate eight cards and will expand with use and time. The black leather is a mat finished pig skin that has been hot rolled into a corduroy finish that is both very durable and functional. The tan version is oiled and will develop a deep patina with time and use. The Juno is lined with RFID fabric. This classy case will not easily slip out of your pocket. All edges are burnished and finished for a clean lasting product.