Here is a handy chart to help you calculate the thickness of the album you’re ordering.
You just need to know the type of album you’re ordering, the cover style, the page thickness you’ve selected and the number of pages and you can find the thickness of the album in millimeters:
https://support.zno.com/hc/en-us/article_attachments/15669925221271
25.4 millimeters equals one inch.
For more information, please give us a call at 1-888-966-9539 or send us an email to support@zno.com.