Bosca Passport Case in Black - Nappa VitelloJust a simple passport cover. The passport cover sildes into one leather pocket on the right. You can also place a clear vinyl flap into the passport book from the left side of the case. This marks the page and secures the passport in the case - allowing it to be easily removed if required during border crossings. Slow the wear and tear on your passport- look good and feel good. Nappa Vitello is a super- soft smooth leather from Argentina.