Our thinnest wallet, the Alchemy Goods night out works great in your front pocket. One side has a window for your ID. The other side has a pocket for credit cards and cash. Slip this Micro wallet into the pocket of your pants, a purse, or stow it in a jersey pocket for your ride. It's made of durable water-resistant upcycled inner tubes. The wallet measures 2.75 inches by 3.75 inches.