The main application for plastic films is packaging. In addition to bags and sacks, they are a stretch or shrink films are used in a wide variety of sizes and shapes. products of all shapes and sizes, mainly for bulk packaging. Stretch film is mainly applied by winding. Shrink film is often used to adapt the shape of the product to be packaged, e.g. to the shape of the a cap or sleeve of the appropriate size. In packaging, recycling after use is essential is essential.