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 trifold design includes multiple pockets for cards, bills, and IDs as well as a hidden zip pocket that you can access when the wallet's closed.