Customized Transparent Flat Bottom Pouch The transparent flat bottom bag is with zip lock. It can be customized printing. Available sealing machine to seal, it鈥檚 good sealing, waterproof and moisture, food grade, can be used to store dry fruits, grains, powders, rice, etc. It is widely used in packing many foods like the following: Clear spiky bottom bags, also known as stand-up pouches, are...