**Feature** Protect Your Privacy and Information From Scanning With This RFID Blocking Item Made For Aluminum - Extremely Durable and Lightweight Measures: 4' Long - 2 1/2' Wide - 5/8' Thick Holds Up To 12 Credit Cards or 30 Bills Fits Perfectly Into Standard Pocket - Same Size As Standard Wallet A great conversation piece and a very function wallet. This mini replica of a standard metal briefcase， has small working hinges and clips to keep the wallet shut. While you cannot enter a code to lock it， you are still able to keep it closed at all times. The same size as a standard tri-fold wallet.