Three Side Seal Pouches are qualitative and economical flat pouches made from one piece of film where all three sides are sealed. One side is kept open for filling, then heat-sealed. Classic and practical bag type with strong sealing and moderate cost. Can be customized in different sizes and thicknesses, suitable for packaging snacks, tea, condiments, electronic components and other products, supporting personalized processes such as hot stamping and partial UV, and can choose various materials such as aluminum foil, Mylar and kraft paper.