Regarding the types of flexible packaging,it is sorted as per”broad categories”and”narrow categories”.

1-by a broad categories,the flexible packaging types are separated into”flexible pouches”and”flexible film”.

2-by a narrow categories,it is divided into the different of subtypes and matched the relative terminology.

but the foil lid is an obviously exceptions,strictly speaking,it is belong to a type of flexible film(but not presented as the”roll film”),it need to be pre-cutted into a certain shape after the lamination process.