Side seal bag is a convenient flexible packaging format. It is often used in small serving food packaging applications. These airtight bags act as a barrier against air, moisture, and light from outside the bag. In the food packaging industry, 3 side seal and 4 side seal are the most common qualitative and low-cost side seal pouch styles.
The rolling stock film bag-making style makes the side seal bag very suitable for packaging powder, liquid-like materials. Especially for single-serve small-dosed merchandise, such as snacks, instant soups, coffee, tea, etc.