1) 4 layer PE+ 1 layer PP 2) 3 Inch Valve 3) Capacity: 16, 000-24, 000 Liter 4) Product Liability Insurance 5) FDA, SGS, HACCP, ISO22000 The type of our Flexitank/ Flexibag for bulk transport 1) Top Loading & Top Discharging 2) Bottom Loading & Bottom Discharging 3) Top loading & Bottom Discharging The composition of our Flexitank/ Flexibag for bulk transport: 1) Inner Layers PE ( food grade 4 layers* 0.125mm or 2 layers* 0.35mm) 2) 1 Outer Layer PP ( 210g with high tensile strength, wearable) 3) 2 Inch or 3 Inch butterfly valve 4) Valve gasket 5) Bonnet Accessories 1) Steel Bar ( 2400* 50* 50* 0.3mm) — 5pcs/ one set 2) Corrugated Paper ( L: 3000mm) — 1 roll/ one set 3) Cardboard ( 2400mm* 1500mm) — 1 pc/ one set The special design of our Flexitank/ Flexibag for bulk transport: 1) Anti-suction Valve 2) PE Bonnet ( our self-owned design) Avoids contamination from any spill out of the flexitank while loading or unloading the liquids Protects the Valve Assistant Items for Your Special Liquids 1) Heating pad For easy-crystallized liquids like honey, syrup, palm oil, and animal oil tec. 2) Air Release Valve For easy-fermented liquids to expel air in the fllexitank generated from fermentation Any question, please contact with me.