Our ?Hengxin?Flexitanks is a packaging fop storing and transportation of non-dangerous liquids in the 20ft container,which is formed of four layers polythene liner and one layer pllypropylene. Advantage:1. Low cost.2.Green,clean ,all is brand new flexitanks,which can prevent the liquids from pollution.3 Up to 40% more payload than drums ( 16,000 litres to 24,000 litres )4. Easy load and discharge 5.Decrease labour cost etcDetailed information please login:http://hxflexitank.com/