MURADIN Men's Wallet Tactical Bifold Wallets for Men Metal RFID Blocking Aluminum Money/Cards Holder. RFID blocking protection is given to the MURADIN minimalist wallet due to the metal frame, so you can use it safely as a travel wallet, cards holder, or front pocket wallet. TOP SPACE ALUMINUM FRAME: The frame made of aviation-level aluminum material, anodic oxidation craft, and smooth chamfer design. Metal texture frame image design reflects elegance and fortitude. SPRING LOCK DESIGN: This is only one MURADIN slim wallet of spring lock design now, pushing cards design make you take credit cards easily. Only 4.2*3*0.7 inches men's wallet offer space that holds most 12 cards and 1 to 5 cash. NWOT with box never used.