Big Skinny Men's RFID Blocking Leather Super Skinny Bi-Fold Wallet, Holds Up To 35 Cards, Black Ultra-compact bi-fold wallet holds more than 30 full-size plastic cards 3 tiered card pockets, 1 hidden pocket, 1 clear ID pocket, full-sized billfold area Pockets lined with layer of RFID blocking material & a rubbery coating to prevent cards from sliding out Constructed of top grain cowhide leather with nylon microfiber interior Measures 5-1/8 x 3-5/8 inches RFID Blocking Leather Super Skinny has always had an elastic pocket on one end