If a leather wallet doesn't stand a chance on your jobsite, this Carhartt duck wallet is a durable option for you. Not only water-repellent on the outside, it has a water-resistant interior too. Throw in rugged Cordura, and this thing's virtually indestructible. The slim bifold design includes four pockets, one ID slot, and one bill pocket. Carhartt 4.5" x 3.5" x 1" Black Nylon Softshell Wallet Leather | B000023500199