ZHONYEE Genuine Leather RFID Blocking Mini Credit Card Case Organizer Compact Wallet Geniune Leather RFID Blocking Technology - Integrated RFID blocking technology protects your card information from electronic theft by blocking RFID readers Zippered Compartments & ID window -1 Big compartments with 11 card slots can hold 11-16 credit cards,some cashes,coins and ID card. Outside ID window Size:4.5"(L)x3"(W)x1"(H)inches