Center-sealed pouches are known for their multi-fold format. They also boast similar qualities as the 3 sealed pouches but its versatile functionality usually comes at a cheaper cost, making it a very popular material for secondary packaging used in promo and multipacks.
These types of pouches are highly customizable. Since most manufacturers would want to incorporate vibrant branding materials that appeal to consumers, the wide canvas that these pouches offer is essential. Center-sealed pouches are devised to avoid unwanted leaks, and unwanted water or air contaminants.
As mentioned, center-sealed pouches are primarily used as secondary packaging for multipack products.