RFID Blocking Genuine Leather Passport Holder Wallet Grey Snake. Access Denied RFID Blocking Leather Passport Wallet is shielded in and around all pockets and folds. Our exclusive line of Access Denied RFID blocking passport wallets are made with top grade leather. Our premium leather, known for strength and durability, has been drum dyed, vegetable tanned and hand rubbed to produce a smooth, soft, rich look and feel.