Trapezoidal bag is a new kind of packing bag, known as trapezoidal bag for its trapezoidal cut. The main characteristic of trapezoidal bag is good sealing. The bag bottom is square after packing and you can visually see the product in the bag on the shelf. Both ends of the bad is heat sealing by machine. This is the new style design developed by our new product development department, mainly used in powder products. If the client has the sealing machine, the bag will have good filling effect. The bag material can be MATP BOPP or SHINING BOPP.