... jumbo bag, big bag, bulk bag High quality, UN certified food grade steady shipmentpp jumbo bag, big bag, bulk bag, FIBC ... at buyer requestsFEATURES:they have light, soft, but strength high, acid and alkali - resistant, moisture-resistant, Anti-aging and leaking ... practical features.They can be widely used in mineral, chemical, food,starch, feed, cement, coal, powdered or granular materials packaging ...