Get you Goldbacks out of storage and use them.

Goldbacks wallet designed to keep all your 1, 5, 10, 25 and 50 GOLD notes flat. The Goldback label is prominently displayed on this genuine leather wallet. Inside are slots for credit cards, a transparent ID pocket, a pocket to carry a small phone or a checkbook and even another pocket for carrying old fashioned dollars. The wallets are available in black and brown.