My passport wallet that I use when I travel. I like it because you can put two passports (for those who are lucky), your yellow fever certificate, your cards and cash. :
Fjallraven Passport Wallet Review | Pack Hacker
Passport Wallet - Fjällräven
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Fjallraven Passport Wallet Various Colours (F24220) | eBay
Buyr.com | Passport Wallets | Fjallraven, Kanken Travel Wallet for Passports, Navy
Buyr.com | Passport Wallets | Fjallraven, Kanken Travel Wallet for Passports, Ox Red