The Leather Anti Skimming Wallet v3 is a well designed and beautiful wallet. The Leather Anti Skimming Wallet v3 contains 15 card pockets, 1 zipper pocket and 1 money sleeve. 1 of the card pocket is specifically built for transit cards or proximity cards. When using transit card, put it in an individual card pocket on the far left side of the wallet. Then simply just touch the card reader (with card side facing towards the reader) with the wallet and it will read without other cards interrupting the signal! The Leather Anti Skimming Wallet v3 also features a snap button on the inside to prevent your cards from falling out! The wallet is very slim when folded together so it will fit perfectly inside any purses or suitcases! Please check out the photos to learn more!