Sisäliite
Sisäliite is a Finnish term that translates to "inner supplement" or "inner appendix." In its most common usage, it refers to an insert or supplement that is bound within the pages of a larger publication, such as a magazine or newspaper. These sisäliitteet can vary widely in content and purpose.
They might contain additional articles, advertisements, special features, or even product samples. For example, a fashion
The term can also be used in a more general sense to describe any supplementary material added