It is a type of corrugated cardboard packaging that is produced by sewing or gluing method, which is generally one piece, with lower and upper covers, shipped horizontally and installed during use.
It is a packaging system consisting of more than one part; it is generally used in the form of passing the upper cover part over the lower body part.
They consist of multiple parts, they are used with the movement of the parts in each other, and in some cases they can be used only as a carrier frame.
They usually consist of more than one part, the parts in question must be attached to each other by sewing or gluing before use, they are shipped horizontally.