For many years, the PVC Air Bags have been used by a wide number of industries pertaining to food products, chemicals, pharmaceutical supplies, etc. One of the main advantages of these bags is their optimal performance even in tougher conditions. They are totally watertight, which is why they can be exposed to many elements without any harmful impact. This is because, these bags are made of polyester material which is covered with PVC coating with all welded seams. In addition, the unique design of PVC Air Bags enables these bulk bags ideal for the transportation of expensive hygroscopic products.