Big Skinny Women's RFID Blocking Taxicat Bi-Fold Slim Wallet, Holds Up to 25 Cards Compact bi-fold wallet inspired by the fast pace and size constraints of the big city 3 card pockets, 2 extra-large hidden pockets, 1 clear ID pocket, billfold area Pockets lined with layer of RFID blocking material & a rubbery coating to prevent cards from sliding out Constructed of thin, light, and durable nylon microfiber; machine washable Measures 4-5/8 x 3-1/8 inches