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. :
Kånken Travel Wallet - Fjällräven
Passport Wallet - Fjällräven
Fjallraven Passport Wallet | LD Mountain Centre
Fjallraven Passport Wallet Review (2 Weeks of Use) - YouTube